How can you create a combo with Vorel of the Hull Clade, Intruder Alarm, Thallid Shell-Dweller?
user
[START OF COMBO]This combo can be formed with Vorel of the Hull Clade, Intruder Alarm, Thallid Shell-Dweller

Color identity: GU
Mana cost: 
Steps:
  1. Activate all mana-producing creatures you control by tapping them, adding at least {G}{U}.
  2. Activate Vorel of the Hull Clade by paying {G}{U} and tapping it, doubling the number of counters on Thallid Shell-Dweller.
  3. Activate Thallid Shell-Dweller by removing three spore counters from it, creating a 1/1 Saproling creature token.
  4. When the Saproling enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  5. Repeat.
  6. If creatures you control can tap to produce at least {1}{G}{U}, this combo nets infinite mana and you may target any creature using Vorel of the Hull Clade.
  7. This combo also nets infinite spore counters on Thallid Shell-Dweller if it has four or more spore counters to start the combo.[END OF COMBO STEPS]

Result:
  - Infinite creature tokens
  - Infinite enters the battlefield
  - Infinite mana creatures you control can produce
  - Infinite proliferate for artifacts, creatures, and lands
  - Infinite spore counters on Sporesower Thallid
  - Infinite untap of all creatures[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Thallid Shell-Dweller has at least three spore counters on it.
  - Vorel of the Hull Clade does not have summoning sickness.
  - Creatures you control can tap to produce at least {G}{U}.
[END OF COMBO PREREQUISITES]
assistant