Dross Scorpion, Jan Jansen, Chaos Crafter, Liquimetal Coating, and Mondrak, Glory Dominus

Prerequisites

• Dross Scorpion on the battlefield
• Jan Jansen, Chaos Crafter on the battlefield
• Liquimetal Coating on the battlefield
• Mondrak, Glory Dominus on the battlefield
• You control an additional artifact creature

Steps

1. Activate Liquimental Coating by tapping it, causing Jan Jansen to become an artifact creature until end of turn
2. Activate Jan Jansen's first ability by tapping it and sacrificing another artifact creature
3. When the creature dies, Dross Scorpion triggers, untapping Jan Jansen
4. Resolve the Jan Jansen ability, creating four Treasure tokens
5. Activate Jan Jansen's second ability by tapping it and sacrificing a Treasure token, creating four 1/1 Construct artifact creature tokens
6. Activate three Treasures by tapping and sacrificing them, adding
7. Activate Mondrak by paying and sacrificing two Constructs
8. When the Constructs die, Dross Scorpion triggers twice
9. Resolve the first trigger, untapping Jan Jansen
10. Repeat steps 2 through 5 one additional time
11. Resolve the second Dross Scorpion trigger from step 8, untapping Jan Jansen
12. Resolve the Mondrak ability from step 7, putting an indestructible counter on it
13. Repeat from step 2

Results

• Infinite colored mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite Treasure tokens