Kurkesh, Onakke Ancient + Magistrate's Scepter + Karn's Bastion

Kurkesh, Onakke Ancient

Magistrate's Scepter

Karn's Bastion

How it works

1. Activate Karn's Bastion's second ability by paying 4 and tapping it, putting a charge counter on Magistrate's Scepter.
2. Activate Magistrate's Scepter's second ability by tapping it and removing three charge counters from it.
3. Kurkesh triggers, causing you to pay to copy Magistrate's Scepter's ability.
4. Resolve both Magistrate Scepter abilities, causing you to take two extra turns after this one.
5. Move to your next turn.
6. Activate Magistrate's Scepter's first ability by paying 4 and tapping it.
7. Kurkesh triggers, causing you to pay to copy Magistrate's Scepter's ability.
8. Resolve both Magistrate Scepter abilities, putting two charge counters on it.
9. Move to your next turn.
10. Repeat.