Elijah, The Cheating Squirrel

When another creature enters the battlefield create an Acorn token (This has
pay 2 sacrifice Acorn do 1 damage to any target or put a +1/+1 counter on
target creature, if its a squirrel put three +1/+1 instead)
Sacrifice 8 Acorns: search library and put target creature card on to the battlefield then shuffle