Patron of the Moon + Rakdos Carnarium + The Wandering Minstrel

Patron of the Moon

Rakdos Carnarium

The Wandering Minstrel

How it works

1. Pay 1 to activate Patron of the Moon, putting Rakdos Carnarium from your hand onto the battlefield untapped due to The Wandering Minstrel.
2. When Rakdos Carnarium enters, it triggers.
3. Activate Rakdos Carnarium by tapping it, adding two mana.
4. Resolve Rakdos Carnarium's triggered ability, returning it from the battlefield to your hand.
5. Repeat.