Mimeoplasm, Revered One + Gilder Bairn + Marwyn, the Nurturer

Mimeoplasm, Revered One

Gilder Bairn

Marwyn, the Nurturer

How it works

1. Activate Mimeoplasm by paying 2, causing it to become a copy of Marwyn.
2. Activate Mimeoplasm by tapping it, adding at least seven .
3. Activate Mimeoplasm by paying 2, causing it to become a copy of Gilder Bairn.
4. Activate Mimeoplasm using Gilder Bairn's ability by paying 2 and untapping it.
5. Repeat.