Aminatou, the Fateshifter, Teferi, Master of Time, Nicol Bolas, Dragon-God, and Gideon, Champion of Justice

Prerequisites

• Aminatou, the Fateshifter on the battlefield
• Teferi, Master of Time on the battlefield
• Nicol Bolas, Dragon-God on the battlefield
• Gideon, Champion of Justice on the battlefield

Steps

1. Activate Nicol Bolas using Gideon's first loyalty ability by putting a loyalty counter on it, putting a number of loyalty counters on it equal to the number of creatures an opponent controls
2. Activate Aminatou's first loyalty ability by putting a loyalty counter on it
3. During your next turn, ativate Nicol Bolas using Teferi's third loyalty ability by removing ten loyalty counters from it, causing you to take two extra turns after this one
4. Activate Aminatou's second loyalty ability by removing a loyalty counter from it, blinking Nicol Bolas, causing it to re-enter the battlefield with four loyalty counters on it
5. Activate Nicol Bolas using Gideon's first loyalty ability by putting a loyalty counter on it, putting a number of loyalty counters on it equal to the number of creatures an opponent controls
6. Repeat during your next turn

Results

• Infinite turns