Nexus of Fate, and Divining Witch

Prerequisites

• Nexus of Fate in hand
• Divining Witch on the battlefield
• Divining Witch is not summoning sick
• At least one additional card in hand
• AVAILABLE ON YOUR FIRST TURN, AND AVAILABLE EACH EXTRA TURN available

Steps

1. Activate Divining Witch by paying , discarding a card, and tapping it, Divining Witch, naming a card not in your library and exiling your entire library
2. Cast Nexus of Fate by paying , taking an extra turn after this one and shuffling Nexus of Fate into your empty library
3. Draw Nexus of Fate on your next draw step
4. Repeat from step 2 each turn

Results

• Infinite turns