Its a fantastic Jund commander for landfall decks, discarding lands before returning them to the battlefield with its second ability
The general theme is that the Spellcasters are trying to summon Wyrms from another realm, at first they succeed, but they ultimately can't control them and they bring the end of the world, with only some remaining, until they all turn into Wyrms through the majestic powers of Mejina, creating a world where only Wyrms are left to rule
on the field, this will trigger Novas secret GY effect to Special Summon a Machine Fusion monster
If you're looking for a deck that rewards strong fundamentals, plays well into every matchup, and gives you just enough ceiling to steal games with Ultimate Offering, Gadget might be exactly what you're looking for
Oblivion Stone is a must-add since it adds another way to add fate counters creatures