
Creatures you control get +2/+1 until end of turn. Warrior creatures you control gain lifelink until end of turn. (Damage dealt by those Warriors also causes their controller to gain that much life.)
Rush of Battle has 1 printing, first in Khans of Tarkir (2014). EDHREC ranks it #22,695 among Commander cards. It appears most in Zurgo, Thunder's Decree decks (530 on EDHREC). It has 1 official ruling.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.