The Collector (-) - Un-Known Event Playtest Cards Commander Legends Enchanted creature does not simply

Enchanted creature does not simply untap during its controller’s untap step

and that spell can't be countered

the rules you need to play games within its claustrophobic corridors

Whenever one or more nontoken Merfolk you control become tapped

ArtistJohn Matson

The Collector (-) - Un-Known Event Playtest Cards Commander Legends Enchanted creature does not simplyCard TypeLegendary Creature Human Gamer RarityMythic Legalities Whenever you cast a signed spell or play a signed land, copy it. (A signed card is a card signed by its artist, designer, or someone else its strongly associated with.) Discard a signed card: Destroy target creature with a name that has a five or fewer letter length difference from the person who signed the discarded card.