Fluffy Battlesphere

When Fluffy Battlesphere enters the battlefield,
exile any number of other nontoken creatures
you control until it leaves the battlefield.
Fluffy Battlesphere gets +2/+2 for each card
exiled with it.
Whenever Fluffy Battlesphere attacks, you may
tap X untapped white creatures you control. If
you do, Fluffy Battlesphere gets +X/+0 until
end of turn.