How can you create a combo with Solemnity, Decree of Silence?
user
[START OF COMBO]This combo can be formed with Solemnity, Decree of Silence

Color identity: WU
Mana cost: 
Steps:
  1. Whenever an opponent casts a spell, Decree of Silence triggers, countering that spell.
  2. Solemnity prevents Decree of Silence from putting a depletion counter on itself.[END OF COMBO STEPS]

Result:
  - Counter all spells cast by your opponents[END OF COMBO RESULT][END OF COMBO]

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