How can you create a combo with Attentive Sunscribe, Urza, Lord High Artificer, Pemmin's Aura?
user
[START OF COMBO]This combo can be formed with Attentive Sunscribe, Urza, Lord High Artificer, Pemmin's Aura

Color identity: WU
Mana cost: 
Steps:
  1. Activate Urza's first ability by tapping Attentive Sunscribe, adding {U}.
  2. Attentive Sunscribe triggers, causing you to scry 1.
  3. Activate Pemmin's Aura's first ability by paying {U}, untapping Attentive Sunscribe.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite scry 1[END OF COMBO RESULT][END OF COMBO]

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