Prerequisites
- Prototype Portal on the battlefield
- Dross Scorpion on the battlefield
- Phyrexian Altar on the battlefield
- Myr Moonvessel on the battlefield
available
Steps
- Activate Prototype Portal by paying
and tapping it, creating a token copy of Myr Moonvessel
- Activate Phyrexian Altar by sacrificing Myr Moonvessel, adding one mana of any color
- When Myr Moonvessel dies, it and Dross Scorpion trigger
- Resolve the Myr Moonvessel trigger, adding
- Resolve the Dross Scorpion trigger, untapping Prototype Portal
- Repeat
Results
Required Cards 4
Prototype Portal
Artifact
Dross Scorpion
Artifact Creature — Scorpion
Phyrexian Altar
Artifact
Myr Moonvessel
Artifact Creature — Myr