Thoosa, Oozemancer

+1: Create a green Ooze creature token with indestructible and reach.
-4: For each Ooze creature; remove 3 +1/+1 counters to create a token copy of that creature.
-8: Create an emblem with "Whenever a creature dealt damage by Ooze creatures you control this turn dies, put a +1/+1 counter on it"