Thal’Inyx, the Gallery of Self

Indestructible. Hexproof.
Thal’Inyx is not a creature as long as there are 5 or more Mannequins on the battlefield.
Whenever a nontoken creature enters the
battlefield, untap each Mannequin you control.

At the beginning of each player’s end step, that player creates a 0/1 colorless Mannequin artifact creature token with: “Whenever this creature is dealt damage by another creature, exile that creature. Then, that creature’s controller creates a 0/1 colorless Mannequin artifact creature token