How can you create a combo with All Will Be One, Opalescence, Grafted Exoskeleton?
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[START OF COMBO]This combo can be formed with All Will Be One, Opalescence, Grafted Exoskeleton

Color identity: RW
Mana cost: 
Steps:
  1. Put a counter on a permanent or player.
  2. All Will Be One triggers, giving an opponent a poison counter.
  3. Repeat step 2.[END OF COMBO STEPS]

Result:
  - Each opponent loses the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You have a way to put a counter on a permanent or player.
  - Grafted Exoskeleton attached to All Will Be One.
[END OF COMBO PREREQUISITES]
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