Prerequisites
- Retrofitter Foundry on the battlefield
- Clock of Omens on the battlefield
- Thran Dynamo on the battlefield
- Zirda, the Dawnwaker on the battlefield
- available
Steps
- Activate Retrofitter Foundry's second ability by paying and tapping it, creating a 1/1 Servo artifact creature token
- Activate Retrofitter Foundry's first ability by paying , untapping it
- Activate Clock of Omens by tapping Retrofitter Foundry and an untapped Servo token, untapping Thran Dynamo
- Activate Thran Dynamo by tapping it, adding
- Activate Retrofitter Foundry's first ability by paying , untapping it
- Activate Retrofitter Foundry's third ability by paying , tapping it, and sacrificing a tapped Servo token, creating a 1/1 Thopter artifact creature token with flying
- Activate Retrofitter Foundry's first ability by paying , untapping it
- Activate Clock of Omens by tapping Retrofitter Foundry and an untapped Thopter token, untapping Thran Dynamo
- Activate Thran Dynamo by tapping it, adding
- Activate Retrofitter Foundry's first ability by paying , untapping it
- Activate Retrofitter Foundry's fourth ability by tapping it and sacrificing a tapped Thopter token, creating a 4/4 Construct artifact creature token
- Activate Retrofitter Foundry's first ability by paying , untapping it
- Activate Clock of Omens by tapping Retrofitter Foundry and an untapped Construct token, untapping Thran Dynamo
- Activate Thran Dynamo by tapping it, adding
- Activate Retrofitter Foundry's first ability by paying , untapping it
- Repeat
Results
- Infinite colorless mana
- Infinite creature tokens
- Infinite death triggers
- Infinite ETB
- Infinite LTB
- Infinite sacrifice triggers
Required Cards 4
Retrofitter Foundry
Artifact
Zirda, the Dawnwaker
Legendary Creature — Elemental Fox