yugioh ddd deck list D/D/D/D Dimensional King Arc Crisis - Yu-Gi-Oh! Card Database D/D Decks - Yu-Gi-Oh! Card

You can only use each of the following effects of Obsidim, the Ashened City once per turn

Knowing next to nothing about art, after a quick Google, Ive learned that Komiyas art is part of the Primitivism movement (basically, they look a tad like tribal/caveman-esque art)

Urza is also an infinite mana sink, and lets you play your whole deck with infinite colorless and just a few blue mana

I merely placed it on TOP of a slab so it would be at the same height as the authentic card on the left

Fusing them for a massive 8 mana will draw four guaranteed even on a naked hand without anything else and that's great if you topdeck it late game