Prototype Portal + Retreat to Coralhelm + Ensoul Artifact + Vault of Whispers
Prototype Portal
Retreat to Coralhelm
Ensoul Artifact
Vault of Whispers
Infinite landfall triggersInfinite copies of a specific landInfinite colored manaInfinite Forest tokensInfinite Plains tokensInfinite Island tokensInfinite Mountain tokensInfinite Swamp tokens
How it works
Activate Prototype Portal by tapping it, creating a token copy of Vault of Whispers.
When the Vault of Whispers token enters the battlefield, Retreat to Coralhelm triggers, untapping Prototype Portal.