I figured I should go with a name starting with "Yu" since every Yu-Gi-Oh protagonist has a name starting with "Yu"
And given how Final Fantasy introduced Cecil, Dark Knight to Standard, while also reintroducing Dark Confidant, an hyper-aggressive Mono-Black deck may not be too far-fetched come Edge of Eternities
This is a pretty severe limitation that can keep your opponent from building up a proper team
Skullbriar has a special rule that gets around that, letting counters stay on Skullbriar when it goes to different zones
Therefore, cards that prevent the opponent from Setting or flipping (like "Dark Simorgh", "Searchlightman", and "Light of Intervention"), or cards that prevent your cards from being flipped down, are effective