Tezzeret the Seeker + The Peregrine Dynamo + Pyramid of the Pantheon

Prerequisites

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Steps

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

Effects

• Infinite colored mana
• Infinite mana artifacts you control can produce
• Infinite untap of artifacts you control