How can you create a combo with Omarthis, Ghostfire Initiate, Double Major?
user
[START OF COMBO]This combo can be formed with Omarthis, Ghostfire Initiate, Double Major

Color identity: GU
Mana cost: {2}{G}{U}
Steps:
  1. Cast Omarthis by paying {2}.
  2. Holding priority, cast Double Major by paying {G}{U}, copying the Omarthis spell, with the copy being nonlegendary.
  3. Resolve the copy of the Omarthis spell, causing it to enter the battlefield with a +1/+1 counter on it.
  4. Resolve the original Omarthis spell, causing it to enter the battlefield with a +1/+1 counter on it.
  5. The token Omarthis' first ability triggers, putting a +1/+1 counter on it.
  6. The nontoken Omarthis' first ability triggers, putting a +1/+1 counter on it.
  7. Repeat from step 5.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters on Omarthis and a nonlegendary token copy of Omarthis[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be in your hand
[END OF COMBO PREREQUISITES]
assistant