You could play a kind of Modular deck using Artifacts such as Arcbound Fiend and Arcbound Slith, since you get to shift those +1/+1 counters around when they die, and then Ratchet, Field Medic can bring them back
If you visit Lorcana's official website, it talks about how the Steel cards of this game are large and imposing
The first is that on your end step, you can give away a creature you control with two +1/+1 counters and then it's tapped and goaded for the game
Domain decks exist in Modern specifically because of these lands
The clearest map sits on the Championship 2627 page, where Bandai literally labels Level 1 Level 2 Level 3 and explains what each step does
Its harder to kill than planeswalkers, and may even get around cards like Dissenters Deliverance that can kill artifacts like Dynavolt Tower