Biogenic Ooze [Ravnica Allegiance] Sliver Mutant you may put a +1/+1

you may put a +1/+1 counter on Forgotten Ancient

Prevent all noncombat damage that would be dealt to other creatures you control

At the beginning of each end step or when Tombstone Stairwell leaves the battlefield

As Breeding Pool enters the battlefield

The player puts that card onto the battlefield and the rest on the bottom of their library in any order

Biogenic Ooze [Ravnica Allegiance] Sliver Mutant you may put a +1/+1Set: Ravnica Allegiance Type: Creature Ooze Rarity: Mythic Cost: {3}{G}{G} When Biogenic Ooze enters the battlefield, create a 2 2 green Ooze creature token. At the beginning of your end step, put a +1 +1 counter on each Ooze you control. {1}{G}{G}{G}: Create a 2 2 green Ooze creature token.