Skyshroud Ranger, Amulet of Vigor, Pemmin's Aura, and Azorius Chancery

Prerequisites

• Skyshroud Ranger on the battlefield
• Amulet of Vigor on the battlefield
• Pemmin's Aura on the battlefield
• Azorius Chancery in hand
• Pemmin's Aura attached to Skyshroud Ranger
• Skyshroud Ranger does not have summoning sickness

Steps

1. Activate Skyshroud Ranger by tapping it, putting Azorius Chancery onto the battlefield from your hand
2. When Azorius Chancery enters the battlefield, it and Amulet of Vigor trigger
3. Resolve the Amulet of Vigor trigger, untapping Azorius Chancery
4. Activate Azorius Chancery by tapping it, adding
5. Resolve the Azorius Chancery trigger from step 2, returning it to your hand from the battlefield
6. Activate Pemmin's Aura's first ability by paying , untapping Skyshroud Ranger
7. Repeat

Results

• Infinite landfall triggers
• Infinite white mana