Urza, Prince of Kroog, Magic Pot, Krark-Clan Ironworks, and Worldwalker Helm

Prerequisites

• Urza, Prince of Kroog on the battlefield
• Magic Pot on the battlefield
• Krark-Clan Ironworks on the battlefield
• Worldwalker Helm on the battlefield
• available

Steps

1. Activate Urza by paying , creating a token copies of Magic Pot that is a 1/1 Soldiers and a Map token Activate Krark-Clan Ironworks twice by sacrificing the Magic Pot and Map, adding
2. When the Magic Pot token dies, it triggers, creating a Treasure and a Map token
3. Activate Krark-Clan Ironworks by sacrificing the Map or Treasure, adding
4. Repeat

Results

• Infinite Map tokens
• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite creature tokens
• Infinite creature copies of artifacts you control