Tezzeret the Seeker + The Peregrine Dynamo + Firemind Vessel

Tezzeret the Seeker

The Peregrine Dynamo

Firemind Vessel

How it works

1. Activate Tezzeret's first loyalty ability by putting a loyalty counter on it, targeting Firemind Vessel and The Peregrine Dynamo.
2. Holding priority, activate Firemind Vessel by tapping it, adding two mana of differing colors.
3. Activate The Peregrine Dynamo by paying 1 and tapping it, copying Tezzeret's ability, targeting Firemind Vessel and The Peregrine Dynamo.
4. Resolve the copy of Tezzeret's ability, untapping Firemind Vessel and The Peregrine Dynamo.
5. Repeat from step 2.