Orvar, the All-Form, Mind Games, Chromatic Orrery, and Mirror Gallery

Prerequisites

• Orvar, the All-Form on the battlefield
• Mind Games in hand
• Chromatic Orrery on the battlefield
• Mirror Gallery on the battlefield

Steps

1. Activate Chromatic Orrery's first ability by tapping it, adding
2. Cast Mind Games with buyback by paying , targeting Chromatic Orrery
3. Orvar's first ability triggers, creating a token copy of Chromatic Orrery
4. Resolve Mind Games, returning it to your hand
5. Repeat
6. Once you have infinite mana, you may instead activate the Chromatic Orrery tokens using their second abilities, or target any other permanent

Results

• Infinite card draw
• Infinite colored mana
• Infinite colorless mana
• Infinite copies of all permanents you control
• Infinite creature tokens
• Infinite draw triggers
• Infinite ETB
• Infinite landfall triggers
• Infinite magecraft triggers
• Infinite storm count