Mikaeus, the Unhallowed + Kitchen Finks + Phantom Train

Mikaeus, the Unhallowed

Kitchen Finks

Phantom Train

How it works

1. Activate Phantom Train by sacrificing Kitchen Finks.
2. When Kitchen Finks dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Kitchen Finks enters, it triggers, causing you to gain 2 life.
4. Resolve the Phantom Train ability.
5. Activate Phantom Train by sacrificing Kitchen Finks.
6. When Kitchen Finks dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
7. When Kitchen Finks enters, it triggers, causing you to gain 2 life.
8. Resolve the Phantom Train ability.
9. Repeat.