Ferocious Chimera

Vigilance, trample
Bloodrush — {3}{g}, Discard Ferocious Chimera:
Target attacking creature gets +5/+5 and gains
vigilance and trample until end of turn.
Whenever you discard Ferocious Chimera or
discard another creature card while Ferocious
Chimera is on the battlefield, target creature you control fights another target creature.