Urza, Prince of Kroog, Thran Dynamo, Anointed Procession, and Lightning Greaves

Prerequisites

• Urza, Prince of Kroog on the battlefield
• Thran Dynamo on the battlefield
• Anointed Procession on the battlefield
• Lightning Greaves on the battlefield
• available

Steps

1. Activate Thran Dynamo by tapping it, adding
2. Activate Urza by paying , creating two token copies of Thran Dynamo that are 1/1 Soldiers in addition to their other types
3. Activate Lightning Greaves' equip ability by paying , attaching it to a Thran Dynamo token
4. Activate the Thran Dynamo token by tapping it, adding
5. Repeat from step 3 using the other Thran Dynamo token
6. Repeat from step 2

Results

• Infinite ETB
• Infinite tapped creature tokens