Essence of the Wild | Simulacrum Synthesizer

Cards

Cast
Encroaching Mycosynth by paying ({3} magic symbol) ({U} magic symbol) .
When
Encroaching Mycosynth enters the battlefield,
Simulacrum Synthesizer's second ability triggers, creating a 0/0 Contruct artifact creature token that enters the battlefield as a copy of
Essence of the Wild.
When the
Essence of the Wild token enters the battlefield as an artifact due to
Encroaching Mycosynth,
Simulacrum Synthesizer's second ability triggers, creating a 0/0 Contruct artifact creature token that enters the battlefield as a copy of
Essence of the Wild.
Repeat step 3.

This combo produces a mandatory infinite loop at step 3 which will cause the game to end in a draw if it is not interacted with. It is highly recommend to somehow interact with the combo once you have achieved your desired result.

This combo has been estimated to be Exhibition (Bracket 1+).