Your opponent selects 1 of the following effects: Halve the ATK of all monsters they control until the end of the Battle Phase
At 1U, we are talking about an effect more efficient than Silumgars Scorn in a Dragon deck
PSE Prismatic Secret Rare Ultimate Fusion X SPELL Quick-Play During the Main Phase: Fusion Summon 1 Fusion Monster from your Extra Deck that mentions "Blue-Eyes White Dragon" or "Blue-Eyes Ultimate Dragon" as material, by shuffling the materials mentioned on it from your hand, field, and/or GY into the Deck, then, you can destroy face-up cards your opponent controls, up to the number of "Blue-Eyes White Dragon" and "Blue-Eyes Ultimate Dragon" used from the field as material
I have found that I have much more success in cube with my "control" decks when I move away from what one classically thinks of and build more like a midrange deck or a ramp deck
Its very good with wheel effects since they lose their hands and cant draw seven but you can
The plane it all started on