If a card(s) on the field is destroyed by a card effect: You can banish 1 LIGHT and 1 DARK monster from your GY, except Chaos Nephthys
I suppose it is a little too slow to keep up with the current, hyper-aggro metagame but Domain and Mono-White Tokens both take advantage of the sweeper to maintain control in a game
In Egyptian times, Kaibas ancient incarnation, Priest Seto, shared a deep bond with a young woman who carried the Blue-Eyes spirit making Kaibas obsession with the dragon a LOT deeper than just a thirst for power
When you Link Summon a "Marincess" monster to the Extra Monster Zone (except during the Damage Step): You can equip up to 3 "Marincess" Link Monsters with different names from your GY to that Link Summoned monster
Combine all that with an enormous and impressively sculpted commemorative figure of Gigantamax Pikachu, and you have the ultimate Pikachu collection, fully charged up and ready to take on the world
Honorable Mention: Yuriko, the Tigers Shadow While neither a rat nor directly synergistic with rats, Yuriko, the Tiger's Shadow does have commander ninjutsu, and theyre both one of the best Dimir commanders, and one of the best aggro commanders