Yenna, Redtooth Regent, Airtight Alibi, Chicken Troupe, and Palladium Myr

Prerequisites

• Yenna, Redtooth Regent on the battlefield
• Airtight Alibi on the battlefield
• Chicken Troupe in hand
• Palladium Myr on the battlefield
• Palladium Myr and Yenna do not have summoning sickness
• available

Steps

1. Cast Chicken Troupe by paying
2. When Chicken Troupe enters the battlefield, it triggers, causing you to get and putting a name sticker on Airtight Alibi
3. Activate Palladium Myr by tapping it, adding
4. Activate Yenna targeting the Airtight Alibi with a unique name by paying and tapping it, creating a copy of Airtight Alibi that does not have a name sticker attached to Palladium Myr, untapping Yenna, and scrying 2
5. When Airtight Alibi enters, it triggers, untapping Palladium Myr and giving it hexproof until end of turn
6. Repeat from step 3

Results

• Infinite scry
• Infinitely large creature