How can you create a combo with Scaretiller, Retreat to Coralhelm, Gateway Plaza, Presence of Gond?
user
[START OF COMBO]This combo can be formed with Scaretiller, Retreat to Coralhelm, Gateway Plaza, Presence of Gond

Color identity: GU
Mana cost: 
Steps:
  1. Activate Scaretiller by tapping it, creating a 1/1 Elf Warrior creature token.
  2. Scaretiller triggers, returning Gateway Plaza from your graveyard to the battlefield tapped.
  3. Gateway Plaza enters the battlefield, triggering itself and Retreat to Coralhelm.
  4. Resolve the Gateway Plaza trigger, choosing to sacrifice it.
  5. Resolve the Retreat to Coralhelm trigger, untapping Scaretiller.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite creature tokens
  - Infinite enters the battlefield
  - Infinite landfall triggers
  - Infinite tap triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Scaretiller must be on the battlefield
  - Retreat to Coralhelm must be on the battlefield
  - Gateway Plaza must be in the graveyard
  - Presence of Gond must be on the battlefield
  - Presence of Gond attached to Scaretiller.
  - Scaretiller does not have summoning sickness.
[END OF COMBO PREREQUISITES]
assistant