Chrome Dome, Stridehangar Automaton, and Ashnod's Altar

Prerequisites

• Chrome Dome on the battlefield
• Stridehangar Automaton on the battlefield
• Ashnod's Altar on the battlefield
• available

Steps

1. Activate Chrome Dome by paying , creating a token copy of Stridehangar Automaton with haste and a 1/1 Thopter artifact creature token
2. Activate Ashnod's Altar by sacrificing the Thopter, adding
3. Activate Chrome Dome by paying , creating a token copy of Stridehangar Automaton with haste and two 1/1 Thopter artifact creature tokens
4. Activate Ashnod's Altar three times by sacrificing the Thopters and a Stridehangar Automaton, adding six
5. Repeat from step 3

Results

• Infinite ETB
• Infinite LTB
• Infinite colorless mana
• Infinite copies of artifacts you control with haste
• Infinite creature tokens that are infinitely large
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite sacrifice triggers
• Infinitely large Thopters you control