The Master, Multiplied, Omarthis, Ghostfire Initiate, and Echoes of Eternity

Prerequisites

• The Master, Multiplied on the battlefield
• Omarthis, Ghostfire Initiate in hand
• Echoes of Eternity on the battlefield
• available

Steps

1. Cast Omarthis by paying
2. Echoes of Eternity triggers, copying the Omarthis spell
3. Resolve the copy of the Omarthis spell, creating a token copy of Omarthis with one +1/+1 counter on it
4. Resolve the original Omarthis spell, causing it to enter the battlefield with one +1/+1 counter on it
5. The token Omarthis's first ability triggers twice
6. Resolve the first trigger, putting a +1/+1 counter on the token Omarthis
7. The nontoken Omarthis's first ability triggers twice
8. Resolve the first trigger, putting a +1/+1 counter on the nontoken Omarthis
9. Repeat from step 5

Results

• Infinite +1/+1 counters on a creature token
• Infinite +1/+1 counters on Omarthis