M4 carbine/Heroes

"Semi-auto rifle with an underslug grenade launcher to help you clear your path."

- In-game Description

The Warfighter is a weapon available in Battlefield Heroes for the Soldier kit. It was introduced in the Medal of Honor bundle on October 11, 2012. The weapon is available for both factions, only having slight aesthetic differences.

Unlike other submachine guns, the Warfighter features an attached grenade launcher which can be used to deal a large amount of damage to enemy infantry and vehicles.