Mycosynth Lattice + Soulherder + Tetzin, Gnome Champion // The Golden-Gear Colossus + Ultimecia, Time Sorceress // Ultimecia, Omnipotent

WUBR identity

Commander legal

The 4 combo pieces

• Mycosynth Lattice
• Soulherder
• Tetzin, Gnome Champion // The Golden-Gear Colossus
• Ultimecia, Time Sorceress // Ultimecia, Omnipotent

What must be in place

An opponent cannot block and kill The Golden-Gear Colossus.

How to execute it

1. Declare The Golden-Gear Colossus as an attacker. It triggers, creating two 1/1 Gnome artifact creature tokens and transforming Ultimecia, Time Sorceress into Ultimecia, Omnipotent.
2. Ultimecia, Omnipotent triggers, causing you to take an extra turn after this one.
3. At the beginning of your end step, Soulherder triggers, blinking Ultimecia, Omnipotent. It'll enter the battlefield as Ultimecia, Time Sorceress.
4. When Ultimecia, Time Sorceress enters, it triggers, causing you to surveil 2.
5. Repeat each turn.

What the combo produces

• Infinite turns
• Lock