Prototype Portal + Coretapper + Magistrate's Scepter

Prerequisites

• Magistrate's Scepter has at least three charge counters.

Steps

1. 1Activate Magistrate's Scepter by tapping and removing three charge counters from it, taking an extra turn after this one.
2. 2Activate Prototype Portal by paying and tapping it, creating a copy of Coretapper.
3. 3Move to your next turn.
4. 4Activate Coretapper's first ability by tapping it, putting a charge counter on Magistrate's Scepter.
5. 5Activate Coretapper's second ability by sacrificing it, putting two charge counters on Magistrate's Scepter.
6. 6Repeat.

Effects

• Infinite turns
• Lock