Make the mechanic balanced and in line, and it would be completely ignored by duelists, such as how it was at the very beginning, with Duelist Alliance
(Quick Effect): You can activate 1 of these effects, by revealing monster(s) in your hand with the listed Attribute(s);EARTH: This face-up card is unaffected by your opponent's activated effects this turn.EARTH, FIRE, & DARK: Destroy 1 other card on the field.You can only use each effect of "Vanquish Soul Caesar Valius" once per turn, and cannot activate more than 1 in the same Chain
Others think this could mean tokens arriving in the game
It has so much synergy with other archetypes and themes, everything from Blue-Eyes to Fur Hire
Most of my support legendary are grounded dorks, save for a key four card cycle we'll look at later, so Broodmoth should trigger pretty reliably