The Squirrel God

Squirreltouch (Any creature dealt non-zero damage
by this creature is exiled. That creatures controller puts
a 1/1 squirrel onto the battlefield.)
When The Squirrel God enters the battlefield,
target opponent gains control of The Acorn
All creatures you control are Squirrels in
addition to their other creature types.
Other Squirrels you control get +1/+1