Master Transmuter + Sewer-veillance Cam + Dreamstone Hedron + Mycosynth Lattice

Master Transmuter

Sewer-veillance Cam

Dreamstone Hedron

Mycosynth Lattice

How it works

1. Activate Dreamstone Hedron by tapping it, adding at least two mana which you can spend to activate Master Transmuter due to Mycosynth Lattice.
2. Activate Master Transmuter by paying , tapping it, and returning Dreamstone Hedron from the battlefield to your hand, putting Sewer-veillance Cam from your hand onto the battlefield.
3. When Sewer-veillance Cam enters, it triggers, allowing you to untap Master Transmuter.
4. Activate Master Transmuter by paying , tapping it, and returning Sewer-veillance Cam from the battlefield to your hand, putting Dreamstone Hedron from your hand onto the vattlefield.
5. When Sewer-veillance Cam leaves the battlefield, it triggers, allowing you to untap Master Transmuter.
6. Repeat.