Andi Bee, Monster Reveler

Haste
Formidable — When Andi Bee, Monster Reveler attacks, if creatures you control have total power 8 or greater, it becomes monstrous.
Monstrosity X: If this creature isn't monstrous, put X +1/+1 counters on it where X is equal to the total power of attacking creatures and it becomes monstrous.) When Andi Bee, Monster Reveler becomes monstrous it gains trample until end of turn.