Hundred-Battle Veteran is a uncommon Creature — Zombie Warrior card from Tarkir: Dragonstorm (TDM), collector number 82. Current market price: $0.09 (foil $0.07), TCGplayer market prices via Scryfall.
As long as there are three or more different kinds of counters among creatures you control, this creature gets +2/+4. You may cast this card from your graveyard. If you do, it enters with a finality counter on it. (If a creature with a finality counter on it would die, exile it instead.)