Requires

Sage of Hours must be on the battlefield. The Ozolith must be on the battlefield. Mimic Vat must be on the battlefield. Floodchaser must be in exile (exiled by Mimic Vat). At least 5 +1/+1 counters on Ozolith. Mana needed:

Steps

1. Activate Mimic Vat, making a token copy of Floodchaser which enters as a 0/0 with six +1/+1 counters.
2. Go to combat, moving all counters from Ozolith onto Sage of Hours.
3. Activate Sage of Hours, removing all +1/+1 counters on it, gaining an extra turn.
4. Pass the turn.
5. At the beginning of your end step, the Floodchaser token triggers, exiling itself.
6. The Ozolith triggers, putting six +1/+1 counters on itself.
7. Repeat.

Results