The Queen, Overlord

Menace, First Strike, Acid Blood 5, Vigilance, Ingest, Intimidate, Protection from Xenomorphs
{3}{b}: Spawn a 4/4 black Xenomorph Soldier creature token with First Strike and Haste
{4}{b}: Deal X damage to up to X target creatures where X is the number of Xenomorph creatures under your control
{x}{b}: Give +X/+X to up to X target Xenomorph creatures under your control