Erratic Portal + Tocatli Honor Guard + Wormfang Manta

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

WU identity

Commander legal

The 3 combo pieces

• Erratic Portal
• Tocatli Honor Guard
• Wormfang Manta

How to execute it

1. Activate Erratic Portal by paying {1} and tapping it, returning Wormfang Manta from the battlefield to your hand.
2. Wormfang Manta leaves the battlefield, triggering its first ability, causing you to take an extra turn after this one.
3. Cast Wormfang Manta by paying {5}{U}{U}.
4. Wormfang Manta enters the battlefield, but its first ability does not trigger due to Tocatli Honor Guard.
5. Repeat each turn.

What the combo produces

• Infinite turns
• Lock