Romulan Warbird

Creatures you control have Menace.
Whenever one or more creatures you control
deals combat damage to a player, you may deal
3 damage to any target.
{3}{w}{b}{r}, discard two cards: Romulan War
Bird becomes a 7/7 creature with first strike,
trample, and flying. Activate this ability only
if you control two or more Romulan permanents.