Dr. Flubburt Verminio

When Dr. Flubburt Verminio enters the battlefield, create two 1/1 Rat tokens.
Rats you control enter the battlefield with with
a counter chosen randomly among flying, first strike, deathtouch, hexproof, lifelink, menace, reach, trample, vigilance, or +1/+1.
If you control five or more rats, rats you control get +1/+1 and "{t}: Deal 1 damage to
any target".