Infinite Guideline Station, Urza, Prince of Kroog, and Krark-Clan Ironworks

Prerequisites

• Infinite Guideline Station on the battlefield
• Urza, Prince of Kroog on the battlefield
• Krark-Clan Ironworks on the battlefield
• available

Steps

1. Activate Urza by paying , creating a token copy of Infinite Guideline Station that is a 1/1 Soldier
2. Put the Infinite Guideline Station token into your graveyard due to the legend rule
3. When the Infinite Guideline Station token enters, it triggers, creating a tapped 2/2 Robot artifact creature token for each multicolored permanent you control
4. Activate Krark-Clan Ironworks three times by sacrificing three Robots, adding six
5. Repeat

Results

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