How it works
Prerequisites
- You have a way to put a +1/+1 counter on a colorless creature you control.
Steps
- 1Put a +1/+1 counter on a colorless creature you control.
- 2Omarthis's first triggered ability triggers.
- 3In response, activate Mirage Mirror by paying , causing it to become a copy of Omarthis until end of turn.
- 4Resolve the Omarthis trigger, putting a +1/+1 counter on itself.
- 5Mirage Mirror triggers, putting a +1/+1 counter on itself.
- 6Omarthis triggers, putting a +1/+1 counter on itself.
- 7Repeat from step 5 any number of times.
- 8End the loop by declining to place a +1/+1 counter on a creature.
- 9Warning: Omarthis's last ability can increase the risk of losing by drawing from an empty library if you place enough counters on them.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?