Archaeomancer + Capture of Jingzhou + Erratic Portal

Mana needed: {6}{U}{U}{U}{U} each turn

U identity

Commander legal

The 3 combo pieces

• Archaeomancer
• Capture of Jingzhou
• Erratic Portal

How to execute it

1. Cast Capture of Jingzhou by paying {3}{U}{U}, taking an extra turn after this one.
2. Cast Archaeomancer by paying {2}{U}{U}.
3. Archaeomancer enters the battlefield, returning Capture of Jingzhou to your hand.
4. Activate Erratic Portal by paying {1} and tapping it, returning Archaeomancer to your hand.
5. Move to your next turn.
6. Repeat.

What the combo produces

• Infinite turns
• Lock