(2) Turn Skipping
Glasspool Mimic / Glasspool Shore Cloning your creatures with Glasspool Mimic already has lots of implications, especially in cloning EDH decks like Keiga, the Tide Star or Sakashima of a Thousand Faces
Finally, its a 2/4, so its not like youve spent 3 mana to cast an artifact that doesnt affect the board
That said, four oil counters is kind of a lot for a creature this big especially because the Archfiend punishes your opponent for losing creatures in play too
The sky is the limit with Zur you can assemble game-winning combos like Rest in Peace plus Helm of Obedience, lock the board with Energy Field, or grab Phyrexian Unlife to set up Ad Nauseam or Solemnity
At the end of the day, the Chaos Ritual strategy can synergize with the gameplan of many other themes, especially since it doesnt conflict at all with Extra Deck lock, and hopefully this article inspires you to try out some of the others that are out there