Jan Jansen, Chaos Crafter, Dross Scorpion, Skullclamp, and Ashnod's Transmogrant

Prerequisites

• Jan Jansen, Chaos Crafter on the battlefield
• Dross Scorpion on the battlefield
• Skullclamp on the battlefield
• Ashnod's Transmogrant on the battlefield
• You control an additional creature

Steps

1. Activate Ashnod's Transmogrant by tapping and sacrificing it, putting a +1/+1 counter on Jan Jansen and causing it to become an artifact creature
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 two Treasure artifact tokens
5. Activate Jan Jansen's second ability by tapping it and sacrificing a Treasure token, creating two 1/1 Construct artifact creature tokens
6. Activate a Treasure token by tapping and sacrificing it, adding
7. Activate Skullclamp's equip ability by paying , attaching it to a Construct token
8. The Construct dies as a state-based action due to having zero toughness
9. Skullclamp and Dross Scorpion trigger
10. Resolve the Skullclamp trigger, causing you to draw two cards
11. Resolve the Dross Scorpion trigger, untapping Jan Jansen
12. Repeat from step 2

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB