mtg lci commander deck The Lost Caverns of Ixalan Bundle (EN) Lost Caverns of Ixalan LCI

A well-timed Rivers Rebuke can achieve a similar result against the most threatening player for a fraction of the price.

and Vile Bile are relics of Un-sets of days of yore, but I might actually run a Commander deck around It Came from Planet Glurg

There are lots of ways to do this as an artifact, with cards like Kuldotha Forgemaster or Master Transmuter

Absolutely, but its such a trivial exercise compared to the exercise of determining exactly how to use these cards, properly

Its definitely worth noting that the sacrifice trigger is not on cast but on entering the battlefield, which for my money is why this ones a mythic and not just a rare