Actual implementation found in:

• RemixedDungeon/src/main/java/com/nyrds/pixeldungeon/items/guts/weapon/ranged/CompositeCrossbow.java

package com.nyrds.pixeldungeon.items.guts.weapon.ranged;
 
public class CompositeCrossbow extends Crossbow {
 
	public CompositeCrossbow() {
		super(4, 1.1f, 1.6f); // tier, min damage factor, max damage factor
		image = 3;
	}
 
	@Override
	public double acuFactor() {  // Accuracy factor
		return 1 + level() * 0.5;
	}
 
	@Override
	public double dmgFactor() {  // Damage factor
		return 1 + level() * 0.75;
	}
 
	public double dlyFactor() {  // Delay factor (speed)
		return 1.1;
	}
}

• Inherits from Crossbow class
• Tier 4 ranged weapon
• Damage factors: 1.1 (min) to 1.6 (max)
• Accuracy improves with level: 1 + level * 0.5
• Damage improves with level: 1 + level * 0.75
• Delay factor is 1.1 (making it slightly slower than base speed)

None found - implemented purely in Java

<string name="CompositeCrossbow_Name">Composite Crossbow</string>
<string name="CompositeCrossbow_Info">A high-tech crossbow with enhanced accuracy and power.</string>

This entity is implemented in Java, no Lua script exists