How can you create a combo with Sanctum Weaver, Pemmin's Aura?
user
[START OF COMBO]This combo can be formed with Sanctum Weaver, Pemmin's Aura

Color identity: GU
Mana cost: 
Steps:
  1. Activate Sanctum Weaver by tapping it, adding {U}{U}.
  2. Activate Pemmin's Aura's first ability by paying {U}, untapping Sanctum Weaver.
  3. Repeat for infinite blue mana.
  4. Once you have infinite blue mana, you may activate Sanctum Weaver an infinitely large number of times, adding infinite colored mana.[END OF COMBO STEPS]

Result:
  - Infinite colored mana[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Pemmin's Aura attached to Sanctum Weaver.
  - Sanctum Weaver does not have summoning sickness.
[END OF COMBO PREREQUISITES]
assistant