Like past Secret Lairs featuring non-MTG properties - an imprint the publisher calls Universes Beyond - these cards are not tournament legal but could be used in the Commander format if your table is okay with you placing a horde of winged figurines on the battlefield
The Mutant Menace Commander Deck includes 1 ready-to-play Black-Green-Blue deck of 100 Magic cards (2 Traditional Foil Legendary cards, 98 nonfoil cards), a Collector Booster Sample Pack (contains 2 Traditional Foil or nonfoil special treatment cards, with 1 Extended-Art card of rarity Rare or higher and 1 alt-art, alt-frame card of rarity Uncommon or higher), 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the card's border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card
Apparently, this card had firebreathing the entire time
Due to this, demand [for] Violet boxes in Japan has been lifted to exponential levels therefore increasing price. What is it specifically that leads a handful of cards to drive up retail prices