Just watch out for Royal Decree, field wipers (like Black Rose Dragon) and cards that ignore effects (Gravekeepers Heretic with Necrovalley.) Spells: Level Limit Area - B, (2x) Messenger of Peace, (3x) Pot of Duality, Raigeki, Spring of Rebirth, (2x) Swords of Concealing Light Traps: (3x) Astral Barrier, (2x) Imperial Custom, (2x) Quaking Mirror Force, (3x) Spirit Barrier Monsters: (3x) Cat of Ill Omen, (3x) Ghostrick Doll, Guardian Sphinx, (2x) Magician of Faith, (3x) Mask of Darkness, (2x) Needle Worm, (2x) Prediction Princess Astromorrigan (DLC ARC League Championship), (2x) Spear Cretin, (2x) Stealth Bird Extra Deck: ---WIP--- If needed
Not like he could complain though
All were very light, and we didnt expect them to have much impact
This depends entirely on your goal and budget
Moreover, if the King is destroyed, you can banish another Skull Servant to revive it
They're specifically made to replace set and draft boosters