Aphetto Alchemist, Illusionist's Bracers, and Supreme Inquisitor

Prerequisites

• All permanents on the battlefield
• Aphetto Alchemist does not have summoning sickness
• Illusionist's Bracers attached to Aphetto Alchemist
• You control at least three additional Wizards

Steps

1. Tap Aphetto Alchemist getting 2 copies of the ability from Illusionist's Bracers
2. Have both copies target Aphetto Alchemist
3. Let the first copy resolve, untapping Aphetto Alchemist
4. With the second copy on the stack, Tap Supreme Inquisitor, Aphetto Alchemist and the 3 other wizards to exile 5 cards from an opponent's library
5. Let the second Aphetto Alchemist ability resolve, untapping it
6. Tap Aphetto Alchemist, putting 1 untap ability targeting the Alchemist and 1 targeting another wizard
7. Repeat step 6 to untap all your wizards
8. Repeat

Results

• Infinite untap
• Exile any number of player's Libaries