Machine God's Effigy + Horseshoe Crab + Wake Thrasher
Machine God's Effigy
Horseshoe Crab
Wake Thrasher
Requires
Machine God's Effigy must be in hand.
Horseshoe Crab must be on the battlefield.
Wake Thrasher must be on the battlefield.
Mana needed: 
Steps
- Cast Machine God's Effigy by paying , choosing to have it enter the battlefield as a copy of Horseshoe Crab that is an artifact.
- Activate Machine God's Effigy by tapping it, adding .
- Activate Machine God's Effigy by paying , untapping it.
- Wake Thrasher triggers, giving itself +1/+1 until end of turn.
- Repeat from step 2.
Results
Infinitely large Wake Thrasher until end of turn.
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