Triscuit Cracker

{2}{g} Target attacking creature gets +3/+0 until end of turn, put an eaten counter on Triscuit Cracker
{3}{g} Target blocking creature gets +0/+4 until end of turn, put an eaten counter on Triscuit Cracker
If there are 8 eaten counters on Triscuit Cracker, destroy it and your creatures become sad until your next turn (sad creatures get -1/-1 and lose all abilities)