Are There Ways to Skip Other Phases of the Turn
The Impending cost allows you to cast the spell earlier and get its enter the battlefield effect, but it won't be able to attack until it becomes a creature when you've removed all time counters from it
The obvious standout to me given the information we have so far is that some sort of Grixis deck is possible here
As we can see in a larger version of the art, its actually Signal Pests claw that people have interpreted as its head, with its actual head, similar to a Xenomorphs, in the middle
If you tap two artifacts, you'll have to pay
Control decks want to play very few actual win conditions in their deckand having them be indestructible means you have to worry far less about them dying to a stray Abrade and making your ability to turn the corner and push toward winning that much harder