Yawgmoth's first ability by paying 1 life and sacrificing another creature, causing you to draw a card and allowing you to put a -1/-1 counter on up to one creature.
The Locust God triggers, creating a 1/1 Insect creature token with flying and haste.
When the Insect enters the battlefield,
Bogwater Lumaret triggers, causing you to gain 1 life.
Repeat.
Results
Infinite card draw.
Infinite draw triggers.
Near-infinite -1/-1 counters.
Near-infinite ETB.
Near-infinite LTB.
Near-infinite death triggers.
Near-infinite lifegain triggers.
Near-infinite sacrifice triggers.
Metadata
In 0 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).