Tezzeret the Seeker + The Peregrine Dynamo + Prismatic Geoscope

Tezzeret the Seeker

The Peregrine Dynamo

Prismatic Geoscope

How it works

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