How can you create a combo with Aggravated Assault, Kormus Bell, Urborg, Tomb of Yawgmoth?
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[START OF COMBO]This combo can be formed with Aggravated Assault, Kormus Bell, Urborg, Tomb of Yawgmoth

Color identity: R
Mana cost: 
Steps:
  1. Activate all mana producing lands and creatures you control by tapping them, adding at least {4}{R}{R}.
  2. Activate Aggravated Assault by paying {3}{R}{R}, untapping all creatures you control and getting an additional combat and main phase after this phase.
  3. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite combat phases
  - Infinite mana creatures you control can produce
  - Infinite mana lands you control can produce[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Lands and creatures you control can tap to produce at least {4}{R}{R}.
[END OF COMBO PREREQUISITES]
assistant