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Olá, sou Duy Van Nguy, um desenvolvedor dedicado à criação de Expert Advisors, indicadores e utilitários de alto desempenho na MQL5.com. A minha missão é capacitar os traders com ferramentas de primeira linha, projetadas com precisão, confiabilidade e resultados excepcionais. Cada produto é desenvolvido com atenção meticulosa aos detalhes e conta com um suporte rápido e personalizado.

Se tiver alguma dúvida, clique em “Enviar mensagem” — estou à disposição para ajudar prontamente.

Descubra agora as minhas ferramentas premium e eleve o seu trading a um novo patamar:

✔️ Gold Scalp Trend©: https://www.mql5.com/en/market/product/150204
✔️ Squid X©: https://www.mql5.com/en/market/product/144068
✔️ XAU OneShot EA MT5©: https://www.mql5.com/en/market/product/126057
✔️ Breakout Master EA MT5©: https://www.mql5.com/en/market/product/137818
Duy Van Nguy
Duy Van Nguy
22 June 2026

DVN Core Gold LION v1.9: Two Trades, Two TP Hits — A Transparent Look at Monday's Session

Gold opened the week in a two-directional, choppy session. XAUUSD oscillated in the ~4,169–4,221 range, driven by macro uncertainty around US-Iran tensions and renewed inflationary concerns — conditions that created setups for both expansion and reversal logic.

DVN Core Gold LION v1.9 ran 5 independent strategy engines. Two triggered on June 22. Both results are reported as-is — no filtering, no highlight reel.

Trade 1 — S2 Confirmed Range Expansion (BUY 0.01 @ 4183.097, Asian session)
Price broke decisively out of a confirmed M30 range. S2 entered long at 4183.097, SL fixed at 4169.065 (140 pips). TP hit at 4221.065 at 01:00. Result: +$37.97 (+0.91%).

Trade 2 — S1 False Break Reversal (SELL 0.01 @ 4204.958, afternoon session)
Price swept above a prior H1 swing high then rejected — a confirmed false breakout. S1 entered short at 4204.958, SL at 4225.577. TP hit at 4174.577 at 15:49. Result: +$30.38 (+0.72%).

Each engine carries its own fixed SL. No martingale. No grid. No averaging. One engine's result does not influence the others.

Both hit TP on this session. We share it transparently — because real performance includes sessions that don't end this way too.

DVN Core Gold LION: https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Duy Van Nguy
DVN Core Gold LION v1.9 — Two Days in a Falling Market: 8 Trades, Full Transparency

Gold sold off hard over these two sessions. Price dropped from ~4,380 to ~4,165 — more than 200 pips — driven by broad USD strength and risk-off sentiment following macro data. It was not a quiet ranging week. It was a trending, fast-moving environment with sharp intraday reversals that punished counter-trend entries and rewarded structural breakout trades.

This is what LION v1.9 did with that environment. Five strategy engines running simultaneously, each with its own logic and its own fixed stop loss. No shared risk pool. No recovery attempts. This report covers every trade — profitable or not.


17 June — 6 Trades

Trade 1 — S1 False Break Reversal (SELL 0.01 @ 4,345).
Price broke below a key swing point on H1 but failed to hold — a classic false break rejection signal. Entry triggered. However, gold reversed aggressively and the position was stopped out at 4,366. Result: −$20.35 (−0.47%). The trade idea was structurally valid; the market moved against it and the SL absorbed the loss cleanly.

Trade 2 — S2 Range Expansion (BUY 0.01 @ 4,336).
A confirmed range boundary was broken to the upside on M30. Price extended steadily and hit the target at 4,374. Result: +$37.98 (+0.88%).

Trade 3 — S5 Compression Release (BUY 0.01 @ 4,345).
The H1 squeeze detector flagged a Bollinger Band inside Keltner Channel compression. When volatility burst upward, the entry fired. Price hit full TP at 4,378. Result: +$32.61 (+0.75%). This is one of LION's more patient engines — it waits for compression to resolve before committing.

Trade 4 — S1 False Break Reversal (SELL 0.01 @ 4,359).
A second false break signal on a different swing level. SL hit at 4,381 as gold continued its intraday push. Result: −$21.73 (−0.50%). Two S1 losses in the same session is within the expected behavior for this engine — it takes a structural read and exits cleanly when wrong.

Trade 5 — S2 Range Expansion (SELL 0.01 @ 4,320).
Gold broke the range to the downside on M30. This trade aligned with the macro direction of the day. TP hit at 4,282. Result: +$38.00 (+0.88%).

Trade 6 — S3 Boundary Break (SELL 0.01 @ 4,236).
S3 detected a structural trendline across multiple H1 swing touches. The breakout triggered a short entry. Price moved back through the level and SL was hit at 4,268. Result: −$31.88 (−0.75%). Trendline-based detection carries inherent sensitivity to retests — this is a known characteristic of S3.

17 June net: +$34.63 | 3 wins, 3 losses


18 June — 2 Trades

Trade 7 — S4 Trap and Fill (BUY 0.01 @ 4,315).
S4 identified a Fair Value Gap (FVG) on M5 after a liquidity sweep below a recent swing low. Price returned to the imbalance zone and the EMA alignment confirmed a long entry. Gold reversed, SL hit at 4,309. Result: −$5.68 (−0.13%). The smallest loss of the two-day period — ATR-based SL sizing on S4 kept exposure tight in a compressed price range.

Trade 8 — S3 Boundary Break (SELL 0.01 @ 4,218).
A clean structural breakout on H1, aligned with the weekly downtrend. Price extended to TP at 4,172. Result: +$45.72 (+1.08%). This trade held overnight and closed on 19 June at 03:03 — the longest-running position of the period.

18 June net: +$40.04 | 1 win, 1 loss


Two-Day Summary: 4 wins / 4 losses / Net +$74.67

A 50% win rate is not the headline here. The headline is that the four winning trades produced $154.31 combined, while the four losing trades cost $79.64 combined — a net positive outcome driven by asymmetric payoff, not win rate.

Every single trade in this report carried a fixed stop loss set before entry and never adjusted to delay the inevitable. When gold moved fast and hard — and it did, multiple times across these two sessions — each losing trade stopped exactly where the system said it would. No recovery logic was triggered. No position was averaged down. No lot was multiplied to claw back a loss.

The five strategy engines operate independently. A loss in S1 does not affect what S2, S3, S4, or S5 do next. There is no shared risk budget that degrades as losses accumulate. Each engine resets cleanly after its trade closes.

This is the structural difference between a system with fixed SL architecture and one that relies on recovery. In a volatile two-day period like 17–18 June, recovery-based systems face compounding exposure. LION faced eight bounded outcomes.

DVN Core Gold LION v1.9: https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Publicado o código Session Boxes
Session Boxes is a custom indicator for MetaTrader 5 that draws color-coded rectangular boxes on the chart representing the high-low range of the Asia, London, and New York trading sessions. The indicator uses H1 data internally and supports configurable session hours in GMT along with a broker server offset parameter
102
Duy Van Nguy
Duy Van Nguy
17 June 2026
Gold moved over 150 USD in a single session yesterday. XAUUSD climbed toward 4,367 during the London window — then collapsed sharply, dropping all the way below 4,215 in a fast, unforgiving move.
Squid X v4.1 had already closed both positions before the drop.
Session recap — 17 June 2026:

Trade 1 | BUY @ 4340.022 → TP hit 4343.022 | 14:06 UTC | +$3.00 (+0.07%)
Trade 2 | BUY @ 4364.000 → TP hit 4367.000 | 17:33 UTC | +$3.00 (+0.07%)

Day result: +$6.00 | 2/2 trades at target.
After both positions closed, XAUUSD broke sharply lower. The system detected deteriorating conditions and stayed flat while the market dropped. No new positions were opened during the decline.
Not every session plays out this cleanly. There will be losing trades. But when conditions aren't met, no position opens — and that discipline matters.
Current account stats: +47% growth | $100 → $147 | Win Rate 94.1%
Squid X: https://www.mql5.com/en/market/product/144068
Duy Van Nguy
Duy Van Nguy
17 June 2026
When the market is unfavorable — Squid X steps aside. When conditions align — it hunts.
Most EAs trade because they are programmed to find opportunities everywhere. Squid X is built differently.
It reads the market. When structure is unclear, when momentum is conflicted, when gold is just noise — it does nothing. No forced entries. No chasing. It waits.
Then when conditions shift — when the market starts showing its hand — Squid X moves. Clean entry. Precise timing. No emotional override.
This is not a slow EA. This is a selective EA.
The result from the chart above: $100 deposit → $141 balance. +41% growth. 93.3% win rate. 4 trades closed. Each one taken only when the market cooperated.
No trades during the chaotic drop in early June. Then back to hunting when structure returned in mid-June.
That is the discipline most EAs cannot replicate.
Squid X v4.1: https://www.mql5.com/en/market/product/144068
Duy Van Nguy
Duy Van Nguy
⏰ 3 hours left at the $500 launch price.
DVN Core Gold LION — 5 independent strategies for XAUUSD. No martingale. No grid. Fixed SL on every trade.
$500 → $700 tonight. Next: $750 → $1,500 final price.
10 copies at the $700 tier. Lock in now.
👉 https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Publicado o postagem DVN Core Gold LION | Session Review: June 15, 2026 | Two Wins, One Loss
Overview This post is a transparent breakdown of every trade taken by DVN Core Gold LION v1.9 on June 15, 2026 — both wins and the loss. No filtering, no selective highlighting. Gold opened the week with a directional push...
Duy Van Nguy
Duy Van Nguy
📅 15 June 2026

DVN Core Gold LION: Two Wins, One Loss — June 15 Session Recap

Gold opened Monday with a directional push from 4280 toward the 4356 zone before pulling back. That expanding structure gave S1 and S2 two distinct opportunity windows — and a clean SL on the one that didn't hold.

DVN Core Gold LION (v1.9) ran 5 strategy engines on June 15. Three entries triggered. Unfiltered.

Trade 1 — S2 Range Expansion (BUY 0.01 @ 4309.485).
Confirmed M30 breakout from compressed range. TP hit at 4345.592. +$36.10 (+0.84%).

Trade 2 — S1 False Break Reversal (SELL 0.01 @ 4335.412).
Initial rejection at swing high — S1 triggered short. Move did not hold. SL hit at 4356.412. −$21.00 (−0.48%).

Trade 3 — S1 False Break Reversal (SELL 0.01 @ 4356.652).
Second S1 signal at the 4356 zone — confirmed structural rejection this time. Entered independently of Trade 2. TP hit at 4326.757. +$29.89 (+0.69%).

Session: +$44.99 | 2W / 1L.

Each trade had a fixed SL from the start. No martingale, no grid, no averaging. Trade 2 ended exactly where planned. Trade 3 found its own independent entry after that loss — every position runs on its own logic, separate from the others.

This is transparent performance. Not a highlight reel.

DVN Core Gold LION: https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Duy Van Nguy
New MQL5 article: Stress Testing Trade Sequences with Monte Carlo in MQL5
A backtest curve looks convincing — until you remember it's just one path out of thousands of possible outcomes. This article walks through building a Monte Carlo bootstrap simulator in MQL5 that reshuffles your trade history thousands of times to reveal the realistic distribution of drawdown, equity curves, and risk of ruin hidden behind that single backtest line.
We cover the full implementation: loading trade data from CSV, the bootstrap simulation engine, metrics computation, chart rendering, and CSV export — plus how to interpret the results and where this approach has limitations.
A backtest is only the first filter. A good one shows an idea has potential. It doesn't show the range of outcomes you should realistically expect — and that's exactly the gap Monte Carlo stress testing is built to close.
Full article : https://www.mql5.com/en/articles/22291
Duy Van Nguy
Publicado o código ADX Trend Pullback EA
This Expert Advisor combines an ADX-based trend strength filter with an EMA pullback entry technique, using ATR for dynamic stop loss and take profit sizing. It is designed for trading a single symbol with one position open at a time.
1 635
Duy Van Nguy
Duy Van Nguy
Most XAUUSD EAs chase aggression — bigger lots, bigger swings, bigger risk of a blown challenge. DVN Core Gold LION takes the opposite approach: 5 independent strategy engines, each with its own fixed or ATR-based SL, no martingale, no grid, no recovery trades.

For prop firm traders, the real fear isn't missing a trade — it's a single oversized loss wiping out weeks of progress. Gold LION's Prop Firm Mode adds daily loss limits and max drawdown halts that stop the entire EA automatically, with peak equity saved persistently so the watermark never resets on restart.

Every position carries its own stop loss — controlled drawdown through per-trade risk management, not hope. You can toggle each of the 5 strategies on/off directly from the chart panel without restarting, giving you real-time control over exposure as conditions change.

This is structured risk architecture: 5 engines covering reversal, breakout, structure, imbalance, and compression — built for traders who want consistent execution under prop firm rules, not a system that runs unattended with no oversight while you pray.

👉 DVN Core Gold LION: https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Gold LION: One Win, One Loss—A Transparent Look at Last Night's Session Gold pulled back sharply overnight after pushing toward the 4,230 area on XAUUSD H1—a move that lines up with this week's broader market narrative: a hawkish shift in Fed rate expectations and a firmer USD have put pressure o...
Duy Van Nguy
Duy Van Nguy
12 June 2026

Gold pulled back sharply overnight after pushing toward the 4,230 area on XAUUSD H1 — a move that lines up with the broader market narrative this week: a hawkish shift in Fed rate expectations and a firmer USD have put pressure on gold following its recent rally. A fast push higher followed by a retracement is exactly the kind of volatile, two-sided session that tests an EA's structure.

DVN Core Gold LION (v1.9) ran two of its five independent strategy engines during this session, and we're showing both results — the win and the loss — because transparent performance without artificial amplification matters more than a curated highlight reel.

Trade 1 — S2 Confirmed Range Expansion (BUY 0.01 @ 4112.758): the range-breakout engine caught the early leg of the move higher, closing at +$37.95 (+0.92%) with TP hit at 4150.711.

Trade 2 — S1 False Break Reversal (SELL 0.01 @ 4163.611): as price retraced into the rally zone, this reversal engine was stopped out at 4182.879 for -$19.27 (-0.46%).

Each trade carried its own fixed stop loss. No martingale, no grid, no averaging — every engine in Gold LION operates independently with its own SL, so one losing trade does not change how the other engines behave. That is the structure: control over aggression, not a system trying to win every trade.

A losing trade is not a flaw to hide — it is part of how a 5-strategy system is designed to behave across different market conditions. We will keep sharing both sides.

DVN Core Gold LION → https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Duy Van Nguy
Grid and martingale recovery can look smooth on a curve — until the move that wipes everything out. DVN CORE goes the other way: no martingale, no grid, no averaging down, every trade with its own stop loss.

Before trying any EA, ask one question: what does it do after a losing trade? "Increase lot size" is the red flag.

MY EA PORTFOLIO:

✦ DVN Core GOLD LION
https://www.mql5.com/en/market/product/177103

✦ XAU Sniper Pro
https://mql5.com/en/market/product/161482

✦ Squid X
https://mql5.com/en/market/product/144068

✦ DVN Core Trendline Breakout
https://www.mql5.com/en/market/product/168077
Duy Van Nguy
Duy Van Nguy
11 June 2026
DVN Core Gold LION — 5-Strategy Hybrid EA for XAUUSD | MT5
Most EAs on the market trade aggressively and hope for the best. One bad trade wipes out two months of gains. We built LION differently.
5 independent strategy engines — each with its own stop-loss, its own logic, its own market condition:

S1 False Break Reversal — catches failed breakouts at swing points
S2 Confirmed Range Expansion — enters only after decisive range breaks
S3 Boundary Break — auto-detects structural trendlines, trades in weekly trend direction
S4 Trap and Fill — detects Fair Value Gaps after liquidity sweeps, enters with precision
S5 Compression Release — waits for volatility squeeze, enters only when the market actually moves

No martingale. No grid. No recovery trap. Every position has a fixed stop-loss from the moment it opens.
Backtest results (Every tick, real ticks — Exness, XAUUSD):

Period: 01.01.2024 – 06.06.2026
Net Profit: $5,499.97 | Starting capital: $300
Profit Factor: 1.48 | Max Drawdown: 12.66%
Total Trades: 1,240

Built-in ML filter learns which 4-hour sessions perform best on your specific broker — no Python, no external setup required.
Prop Firm Mode included: daily loss halt, max drawdown halt, persistent peak equity across restarts.
→ DVN Core Gold LION: https://www.mql5.com/en/market/product/177103
Duy Van Nguy
Duy Van Nguy
DVN Core Gold LION launched yesterday. If you bought it — or you're still deciding — this guide covers exactly how to set it up for your first week: broker selection, risk settings, Prop Firm Mode, VPS, and what to expect during the ML filter's 50-trade warm-up period.
Setup decisions made on day one shape your early results.
https://www.mql5.com/en/blogs/post/771352
Duy Van Nguy
DVN Core Gold LION launched yesterday. → Product page: https://www.mql5.com/en/market/product/177103 For anyone who purchased — or is still considering — this post covers exactly how to configure the system for your first week of trading...
Duy Van Nguy
Duy Van Nguy
The most dangerous EA is not the one that loses.

It is the one that hides martingale behind a clean backtest — then blows the account in one bad period.

DVN Core Gold LION: every trade has its own SL. No recovery. No grid. No averaging. Each trade stands alone.

This is not a claim. This is how it was built.

https://www.mql5.com/en/market/product/177103