Workhorse, Cogwork Assembler, and Doubling Season

Prerequisites

• Workhorse on the battlefield
• Cogwork Assembler on the battlefield
• Doubling Season on the battlefield
• available

Steps

1. Activate Cogwork Assembler by paying , creating two token copies of Workhorse with haste that each enter the battlefield with eight +1/+1 counters on them
2. Activate a Workhorse token seven times by removing seven +1/+1 counters from it, adding seven
3. Repeat
4. Once you have infinite mana, you may instead copy any artifact you control

Results

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