Zimone, Quandrix Prodigy + Retreat to Coralhelm + Dimir Aqueduct + Archelos, Lagoon Mystic

Zimone, Quandrix Prodigy

Retreat to Coralhelm

Dimir Aqueduct

Archelos, Lagoon Mystic

How it works

1. Activate Zimone's first ability by paying 1 and tapping it, putting Dimir Aqueduct from your hand onto the battlefield untapped due to Archelos.
2. When Dimir Aqueduct enters the battlefield, it and Retreat to Coralhelm trigger.
3. Holding priority, activate Dimir Aqueduct by tapping it, adding .
4. Resolve the Dimir Aqueduct trigger from step 2, returning itself from the battlefield to your hand.
5. Resolve the Retreat to Coralhelm trigger, untapping Zimone.
6. Repeat.