Yenna, Redtooth Regent, Instill Energy, Clandestine Chameleon, and Incubation Druid

Prerequisites

• Yenna, Redtooth Regent on the battlefield
• Instill Energy on the battlefield
• Clandestine Chameleon on the battlefield
• Incubation Druid on the battlefield
• Incubation Druid does not have summoning sickness, and has at least one +1/+1 counter on it
• available

Steps

1. Cast Clandestine Chameleon by paying
2. When Clandestine Chameleon enters, it triggers, causing you to get and put any name sticker on Instill Energy
3. Activate Incubation Druid by tapping it, adding three mana of any type a land you control could produce
4. Activate Yenna targeting the Instill Energy with a unique name by paying and tapping it, creating a copy of Instill Energy that does not have a name sticker attached to Incubation Druid, untapping Yenna, and scrying 2
5. Activate the new copy of Instill Energy by paying , untapping Incubation Druid
6. Repeat from step 3

Results

• Infinite colored mana
• Infinite scry
• Infinitely large creature