Prerequisites
- Marvin, Murderous Mimic on the battlefield
- Horseshoe Crab on the battlefield
- Ilysian Caryatid on the battlefield
Steps
- Activate Marvin using Ilysian Caryatid's ability by tapping it, adding
- Activate Marvin using Horseshoe Crab's ability by paying , untapping it
- Repeat
Results
Required Cards 3
Marvin, Murderous Mimic
Legendary Artifact Creature — Toy
Horseshoe Crab
Creature — Crab
Ilysian Caryatid
Creature — Plant
