Ill wait for all the grizzled Commander veterans to stop groaning
The concept is simple, the effects are powerful but not overwhelmingly so, and there's strong synergy with other Merfolk, not just generic benefits
As an additional cost to cast this spell, sacrifice an artifact or creature
Bundle of all 5 March of the Machine Commander Decks, with 1 Growing Threat, 1 Cavalry Charge, 1 Call for Backup, 1 Divine Convocation, and 1 Tinker Time Each deck set contains a 100-card ready-to-play deck (2 Traditional Foil + 98 nonfoil cards), plus 10 Planechase cards and 1 planar die to trigger unique abilities and jump across the Multiverse 2-card Collector Booster Sample Packseach deck comes with a sample pack containing 2 special treatment cards from the March of the Machine main set, including 1 Rare or Mythic Rare and at least 1 Traditional Foil card Introducing 50 never-before-seen MTG cards to Commander10 in each deck Accessories included with each deck1 Foil-Etched Display Commander, 10 double-sided tokens, Life Tracker, and deck box Table of Contents show What Are the March of the Machine Commander Decks

Engineered Explosives has the upside of dealing with non-creatures from decks like Lantern Control, while Anger of the Gods is the default sweeper in red, since it takes care of recursive threats like Kitchen Finks and Dredge creatures permanently
If this vehicle did something when it came in or could attack right away, I could see it doing something