Mikaeus, the Unhallowed, Kitchen Finks, and Carrion Feeder Combo

Mikaeus, the Unhallowed, Kitchen Finks, and Carrion Feeder

Here's how the cards Mikaeus, the Unhallowed, Kitchen Finks, and Carrion Feeder results in Infinite +1/+1 counters on a creature, Infinite ETB, Infinite LTB, Infinite death triggers, Infinite sacrifice triggers, Infinite lifegain, and Infinite lifegain triggers

Mikaeus, the Unhallowed

Kitchen Finks

Carrion Feeder

Prerequisites

Mikaeus, the Unhallowed on the battlefield
Kitchen Finks on the battlefield
Carrion Feeder on the battlefield

Steps

Activate Carrion Feeder by sacrificing Kitchen Finks
When Kitchen Finks dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
When Kitchen Finks enters, it triggers, causing you to gain 2 life
Resolve the Carrion Feeder ability
Activate Carrion Feeder by sacrificing Kitchen Finks
When Kitchen Finks dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it
When Kitchen Finks enters, it triggers, causing you to gain 2 life
Resolve the Carrion Feeder ability
Repeat