charizard box pokemon cards TCG: EX Fire Blast Card Game, Multicolor : Toys & Games emerges as the ultimate harbinger of victory Pokemon TCG: Sword & Shield

This is a proxy/playtest card for casual play, Commander, cube, display, and deck testing where proxies are allowed

I think Courser has to rotate before we get to that point though, and even that may not do it when cards like Siege Rhino and Savage Knuckleblade are floating around

Final point of note is that Agent is an artifact which increases his potential synergies while not being an issue in regards increase susceptibility to removal as you don't overly care about the body once you have cast it

However, BANDAI deemed doing so with Enies Lobby to be too easy to an extent that the meta was harmed by it

Skullbriar, the Walking Grave I like to think of Skullbriar, the Walking Grave as the progenitor of Arenas perpetual mechanic, where buffs to a creature persist across different zones