How can you create a combo with Optimus Prime, Hero // Optimus Prime, Autobot Leader, Antler Skulkin, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Optimus Prime, Hero // Optimus Prime, Autobot Leader, Antler Skulkin, Phyrexian Altar

Color identity: URW
Mana cost: {1}
Steps:
  1. Activate Phyrexian Altar by sacrificing Optimus Prime, Hero, adding {1}.
  2. When Optimus Prime, Hero dies, its second ability triggers, returning it from your graveyard to the battlefield as Optimus Prime, Autobot Leader.
  3. Activate Antler Skulkin by paying {2}, giving Optimus Prime, Autobot Leader persist until end of turn.
  4. Activate Phyrexian Altar by sacrificing Optimus Prime, Autobot Leader, adding {1}.
  5. When Optimus Prime, Autobot Leader dies, its persist ability triggers, returning it from your graveyard to the battlefield as Optimus Prime, Hero with a -1/-1 counter on it.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - It is your turn.
[END OF COMBO PREREQUISITES]
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