Unlicensed Hearse can shut down entire strategies like Greasefang, Okiba Boss decks or any Dreadhorde Arcanist strategy in the early game
"Magic: The Gathering's Strixhaven setting comes to D&D in a new campaign book"
However, if you do and all of the targets are illegal when the ability tries to resolve, it won't resolve and none of its effects will happen
If youre building a batch (like 20 custom cards for a cube update), pick one template and stick to it
While Opposition Agent was clearly intended as a tool to fight against higher power decks, it also simultaneously feels like a Stax card (a strategy intended to deny your opponents resources, primarily through mana disruption), a counterspell, and a Word of Command all wrapped up in a 3 mana package, and its impact has reached far beyond the intended purpose