How can you create a combo with Wormfang Manta, Erratic Portal, Torpor Orb?
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[START OF COMBO]This combo can be formed with Wormfang Manta, Erratic Portal, Torpor Orb

Color identity: U
Mana cost: {6}{U}{U} each turn
Steps:
  1. Activate Erratic Portal by paying {1} and tapping it, returning Wormfang Manta from the battlefield to your hand.
  2. Wormfang Manta leaves the battlefield, triggering its first ability, causing you to take an extra turn after this one.
  3. Cast Wormfang Manta by paying {5}{U}{U}.
  4. Wormfang Manta enters the battlefield, but its first ability does not trigger due to Torpor Orb.
  5. Repeat each turn.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
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