I didn't know, I will do that now:
"Accursed Pact", Continuous Spell, "If your opponent activates a card effect: you can send 1 Fiend monster from your deck to the graveyard; Both players lose 800LP."
Revolves around the Equip Spell card allowing to attack directly, support effects to manoeuver it around and search it/get it back. Powerful Ritual monster that can decimate dragon archetype and deal a lot of damage.
Revolves around taking control of opponents monster or summoning on their side of the field, changing monster names to ease up fusion summoning, potentially while clearing opponents board