Weapons with [ANTI-KEYWORD X+] in their profile are known as Anti weapons. Each time an attack is made with such a weapon against a target with the keyword after the word ‘Anti-’, an unmodified Wound roll of ‘x+’ scores a Critical Wound.

Profiles:

Melee Weapons	Range	A	WS	S	AP	D
Big choppa	Melee	4	3+	6	-1	2
Anti-Monster 4+, Anti-Vehicle 4+