Koll, the Forgemaster, Kemba, Kha Enduring, Ashnod's Altar, and Universal Automaton

Prerequisites

• Koll, the Forgemaster on the battlefield
• Kemba, Kha Enduring on the battlefield
• Ashnod's Altar on the battlefield
• Universal Automaton on the battlefield
• Universal Automaton has at least one Equipment attached

Steps

1. Activate Ashnod's Altar by sacrificing Universal Automaton, adding
2. Universal Automaton dies, triggering Koll, returning Universal Automaton from your graveyard to your hand
3. Cast Universal Automaton by paying
4. Universal Automaton enters the battlefield, triggering Kemba, attaching any Equipment you control to it
5. Repeat

Results

• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count