Prerequisites
- Urza, Prince of Kroog on the battlefield
- Metalworker on the battlefield
- Ring of Valkas on the battlefield
- You have at least three artifact cards in hand
- if Metalworker has summoning sickness available
Steps
- If needed, activate Ring of Valkas' equip ability by paying , attaching it to Metalworker
- Activate Metalworker by tapping it and revealing at least four artifact cards from your hand, adding at least eight
- Activate Urza by paying , creating a token copy of Metalworker that is a 1/1 Soldier
- Activate Ring of Valkas' equip ability by paying , attaching it to the Metalworker token
- Repeat from step 2 using the Metalworker token instead
- Once you have infinite colorless mana, you may target any artifact you control to get infinite copies of them
Results
- Infinite colorless mana
- Infinite copies of each artifact you control
- Infinite creature tokens
- Infinite ETB
Required Cards 3
Urza, Prince of Kroog
Legendary Creature — Human Artificer
Metalworker
Artifact Creature — Construct
Ring of Valkas
Artifact — Equipment