Contagion Engine + Magosi, the Waterveil + Nature's Revolt + The Ozolith

Mana needed: {6} each turn

GU identity

Commander legal

The 4 combo pieces

• Contagion Engine
• Magosi, the Waterveil
• Nature's Revolt
• The Ozolith

What must be in place

Magosi has at least one eon counter on it and does not have summoning sickness.
It is your precombat main phase.

How to execute it

1. During your precombat main phase, activate Contagion Engine by paying {6} and tapping it, putting two eon counters on Magosi.
2. Activate Magosi's third ability by tapping it, removing an eon counter from it and returning it from the battlefield to your hand.
3. When Magosi leaves the battlefield, The Ozolith's first ability triggers, putting an eon counter on The Ozolith.
4. Resolve the Magosi ability, causing you to take an extra turn after this one.
5. Play Magosi.
6. At the beginning of your combat phase, The Ozolith triggers, putting two eon counters on Magosi.
7. Repeat each turn.

What the combo produces

• Infinite turns
• Lock