Aminatou, the Fateshifter + Teferi, Master of Time + Ajani Steadfast + Contagion Engine

Prerequisites

• Teferi has at least eight loyalty counters on it.

Steps

1. 1Activate Contagion Engine by paying and tapping it, putting two loyalty counters on each planeswalker you control.
2. 2Activate Ajani's second loyalty ability by removing two loyalty counters from it, putting a loyalty counter on each other planeswalker you control.
3. 3Activate Teferi's third loyalty ability by removing ten loyalty counters from it, causing you to take two extra turns after this one.
4. 4Activate Aminatou's second loyalty ability by removing a loyalty counter from it, blinking Teferi.
5. 5Activate Teferi's first loyalty ability by putting a loyalty counter on it, causing you to loot.
6. 6Move to your first extra turn.
7. 7Activate Teferi's first loyalty ability by putting a loyalty counter on it, causing you to loot.
8. 8Repeat steps 1 and 2 one additional time.
9. 9Move to your second extra turn.
10. 10Repeat.

Effects

• Infinite turns
• Lock