You can roll these metal orbs down a small chute at the centre of the toolbox if it lands in a white-bordered hole its treated as heads, and if it lands in a black-bordered hole it is treated as tails
Orichalcos Sword of Sealing was first released in the set No set, illustrated by Konami
Drannith Magistrate + Knowledge Pool | Stax Combo White may be weak in card draw, but they have some of the most oppressive, controlling effects in the game
We just got a new Sanguine Bond effect in Duskmourn with Enduring Tenacity, which handily curves right into Conqueror in Mono-Black
Lastly, I would return it to where you can only regenerate one monster per turn, or add a clause to where the monster is summoned in Attack Position, leaving them in a vulnerable state and forcing the player to consider if reviving the monster (at early stages) is worth the potential LP cost of it getting attacked and destroyed again