Atilla the Hun

{t} {3} All your Creatures have Trample and Double Strike with +3/+3 against all Horse
and Pegasus Creatures until end of turn. Immune. Beginning of Upkeep you may pay Mana to make Attila immune until end
of turn. {w} immune to white {u} immune to blue {b} immune to black {r} immune to red {g} immune to green.