Sample Page Title

1. INTRODUCTION

Line Strike Buying and selling System 

4-Bar Three Line Strike — Staircase Pattern + Engulfing Strike Detection

Writer: Ich Khiem Nguyen | MQL5: https://www.mql5.com/en/customers/khiemni/vendor

What’s Line Strike Buying and selling System?

Line Strike Buying and selling System helps you notice Three Line Strike patterns in your MetaTrader 5 charts — routinely. The indicator scans each candle, filters out weak setups, and exhibits you solely one of the best buying and selling alternatives with clear entry factors, cease losses, and revenue targets already calculated. It really works on any market and any timeframe, providing you with extra time to focus in your buying and selling selections as a substitute of trying to find patterns.

What Are Three Line Strike Patterns?

Three Line Strike patterns are highly effective 4-bar formations that happen when a robust development builds momentum by way of three consecutive candles, solely to be fully reversed by a single dramatic engulfing candle. The defining attribute is the “staircase + strike” construction — three orderly steps adopted by one overwhelming reversal.

Bullish Three Line Strike (Continuation Purchase)

A Bullish Three Line Strike seems throughout an uptrend. The primary three candles are bullish, every closing progressively increased in an ascending staircase. Then the fourth candle (the strike) opens above the third candle’s shut and plunges all the best way under the primary candle’s open — fully engulfing the complete 3-candle advance. In continuation mode, this dramatic pullback creates a shopping for alternative as the unique uptrend is anticipated to renew.

Bearish Three Line Strike (Continuation Promote)

A Bearish Three Line Strike seems throughout a downtrend. The primary three candles are bearish, every closing progressively decrease in a descending staircase. Then the fourth candle (the strike) opens under the third candle’s shut and surges above the primary candle’s open — fully engulfing the complete 3-candle decline. In continuation mode, this dramatic bounce creates a promoting alternative as the unique downtrend is anticipated to renew.

While you see these patterns forming close to key help or resistance ranges, they develop into much more dependable indicators. The Commerce Route setting additionally enables you to change to Reversal mode in case you want to commerce within the strike candle’s route.

How the Indicator Finds Patterns

The indicator scans your charts in real-time and checks every potential sample in opposition to a number of high quality necessities:

1. Verifies three consecutive candles transfer in the identical route with lengthy our bodies (no less than 60% of their vary) and adequate volatility (vary no less than 0.50x ATR)
2. Validates the staircase construction — every candle opens inside the prior candle’s physique and closes progressively additional within the development route
3. Confirms the strike candle opens past the third candle’s shut and closes at or past the primary candle’s open, fully engulfing the 3-candle span
4. Optionally checks development context utilizing a easy transferring common to substantiate the sample seems throughout a directional transfer

Solely patterns that go all these checks seem in your chart, so you do not waste time on weak or invalid setups.

High quality Rating — How Good Is the Sample?

Each sample will get a high quality rating from 0% to 100%, like a grade on a check. This helps you give attention to one of the best buying and selling alternatives.

What the Rating Means

The indicator evaluates 4 key components to grade every Three Line Strike sample. How constant are the three development candle physique sizes? How strongly does the strike candle engulf the 3-candle span? How a lot of the strike candle’s vary is physique versus wicks? And does the sample seem in a significant development context? Patterns with uniform staircase candles, full engulfment, and clear development alignment obtain increased scores.

High quality Threshold Setting

By default, the indicator solely exhibits patterns scoring 30% or increased. You possibly can regulate this within the settings:

• Increase to 50-60%: See solely one of the best indicators (fewer however increased high quality)
• Decrease to 15-20%: See extra indicators (extra frequent however blended high quality)
• Tip: Begin with the default 30% and regulate based mostly in your backtest outcomes

What You See on the Chart

When the indicator detects a Three Line Strike sample, it attracts every thing it’s essential to know straight on the chart:

Sign Markers

• Arrow icons: A inexperienced upward arrow seems under bullish patterns; a crimson downward arrow seems above bearish patterns
• High quality labels: The standard rating share (e.g., “65%”) is displayed subsequent to every sign arrow

Buying and selling Strains

• Entry line: A blue horizontal line on the strike candle shut worth (or with ATR buffer if configured)
• Cease Loss line: A crimson horizontal line under the strike candle low (bullish) or above the strike candle excessive (bearish), with pip distance label
• Take Revenue strains: As much as 4 inexperienced strains (TP1-TP4) at configurable R:R ratios, every with pip distance and R:R labels

Visible Zones

• Sample spotlight: All 4 candles of the sample are color-highlighted — inexperienced for bullish and crimson for bearish setups
• Monitoring dots: Small dots hint the worth path after a sign is detected, altering coloration because the sign progresses by way of its lifecycle

Sign Lifecycle

Alerts progress by way of completely different states, proven by altering colours and monitoring dots:

1. Pending: Sample simply detected, ready for entry affirmation
2. Triggered: Entry worth reached, commerce is lively
3. Goal Hit: Worth reached take revenue stage (sign turns inexperienced)
4. Cease Hit: Worth hit cease loss (sign turns crimson)
5. Cancelled: Sign invalidated earlier than entry (sign disappears or grays out)

You possibly can watch your indicators evolve in real-time with out opening any menus or panels.

Settings You Can Regulate

Listed below are the primary settings that management how the indicator finds and shows Three Line Strike patterns:

Settings Suggestions

• Begin with all default settings and let the indicator run for just a few days to see the way it performs
• The Commerce Route setting is exclusive to this indicator — Continuation (default) trades with the unique development, Reversal trades with the strike candle
• When you get too many indicators, elevate the standard threshold to 50% or allow Strict Mode
• The Lengthy Physique Ratio at 0.60 ensures solely well-formed development candles are used — decrease to 0.50 if indicators are uncommon in your market
• At all times backtest any setting adjustments earlier than utilizing them on a dwell account

Greatest Timeframes and Markets

Advisable Timeframes

Greatest Markets

• XAUUSD (Gold): Sturdy momentum strikes create clear Three Line Strike patterns, particularly on H1 and H4 timeframes
• EURUSD, GBPUSD, USDJPY: Main pairs present clear staircase formations on all timeframes above M15
• US30, NAS100: Greatest outcomes on H4 and Every day timeframes the place institutional exercise creates distinct 4-bar buildings
• Cryptocurrency (BTCUSD, ETHUSD): Use H4 or Every day timeframe for clearer indicators — decrease timeframes produce noisy patterns

The indicator works on any image and timeframe, however these mixtures have a tendency to provide essentially the most dependable indicators.

Getting Began — Fast Setup

Comply with these steps to start out utilizing Line Strike Buying and selling System:

1. Open MetaTrader 5 and cargo your most well-liked chart (we advocate beginning with XAUUSD on H1)
2. Within the Navigator panel (Ctrl+N), increase “Indicators” and discover “Line Strike Buying and selling System”
3. Drag the indicator onto your chart
4. A settings window seems — click on OK to make use of the default settings on your first session
5. Look ahead to sign arrows and buying and selling strains to look because the indicator scans your chart historical past
6. After observing just a few indicators, regulate the Commerce Route or High quality Threshold based mostly in your buying and selling fashion
7. Allow push notifications in Settings > Alerts if you need cell alerts for brand spanking new indicators

That is it! The indicator is now scanning your charts routinely and can warn you when high-quality Three Line Strike patterns seem.

All Options at a Look

Sample-Particular Options

• Automated 4-bar Three Line Strike detection with bullish/bearish classification
• 4-factor weighted high quality scoring: stair-step consistency, engulf energy, strike physique ratio, development context
• Versatile commerce route system: Continuation (similar as development), Reversal (similar as strike), or Each
• Staircase validation with Shut and Physique development modes
• Non-obligatory Strict Mode for textbook patterns with hole and new excessive/low necessities
• Sample-adaptive cease loss placement at strike candle excessive with ATR buffer

The next professional-grade options can be found throughout all our indicators:

Frequent Questions

Q: Why does the cease loss appear extensive on some Three Line Strike indicators?

The indicator locations the cease loss on the strike candle’s excessive (low for bullish, excessive for bearish) plus an ATR buffer. Because the strike candle engulfs the complete 3-candle vary, it naturally produces wider stops. You possibly can change the SL Technique to Donchian Channel for structure-based stops, or cut back the SL Buffer setting — however remember this will likely improve false stop-outs.

Q: What’s the distinction between Continuation and Reversal commerce route?

Continuation mode (default) trades in the identical route as the three development candles, treating the strike as a brief pullback. Reversal mode trades within the route of the strike candle, anticipating the strike to mark the beginning of a brand new development. Each modes are legitimate methods — Continuation works properly in robust trending markets, whereas Reversal works higher at key help/resistance ranges.

Q: How do I cut back the variety of indicators?

Three choices: (1) Increase the Min High quality threshold from 0.30 to 0.50 or increased. (2) Allow Strict Mode to require hole and new excessive/low on the strike candle. (3) Improve the Lengthy Physique Ratio from 0.60 to 0.70 to demand stronger development candles.

Q: What does Stair-Step Mode do?

Stair-Step Mode controls how the indicator validates the ascending/descending development of the three development candles. Shut mode (default) requires every candle to shut progressively increased (bullish) or decrease (bearish). Physique mode requires every candle’s physique excessive (bullish) or physique low (bearish) to progress. Shut mode is extra frequent and works properly for many markets.

Q: Can I exploit this indicator with an Knowledgeable Advisor?

Sure. The indicator exposes 10 sign buffers (Route, Entry, SL, TP1-4, High quality, Sign ID) that any EA can learn by way of iCustom(). See the EA Sign Buffers person information for connection particulars and a ready-to-use EA template.

What’s New — Model 1.00

That is the v1.00 launch of Line Strike Buying and selling System. Key options embrace:

• Automated Bullish and Bearish Three Line Strike sample detection on all timeframes
• 4-factor weighted high quality scoring (stair-step consistency, engulf energy, strike physique ratio, development context)
• Versatile commerce route: Continuation (development), Reversal (strike), or Each modes
• Staircase validation with Shut and Physique development modes
• Non-obligatory Strict Mode for textbook-quality patterns
• 7-layer sign filter chain (high quality, excessive zone, route, SL hunt, sign zone, spacing, reverse)
• Multi-timeframe scanner monitoring as much as 150 symbols throughout 8 timeframes
• Donchian Channel trailing cease with breakeven lock and dynamic adjustment
• 4-channel alert system (popup, sound, push, electronic mail) with anti-spam safety
• Market construction evaluation with BOS/CHOCH detection and swing labeling
• 4 chart themes (Darkish Muted, Darkish, Mild, Customized)
• 10 EA sign buffers for algorithmic buying and selling integration

Getting Assist

When you have questions or want help:

I am dedicated to serving to you get essentially the most out of this indicator.

Able to Begin?

Line Strike Buying and selling System is designed to save lots of you time and allow you to discover high-probability Three Line Strike patterns routinely. Connect the indicator to your chart and begin with the default settings — you possibly can fine-tune every thing later as you get snug with the way it works.

Pleased buying and selling!

Ich Khiem Nguyen

Line Strike Buying and selling System v1.00 — Created February 2026