op 10 one piece booster box TCG: Royal Blood (OP-10) — Game Haven the Surgeon of Death Bandai One Piece Royal Blood

(I used it once before many years ago in a column during Soldier Week.) Also, was the trivia to easy, too hard or just right

Evoke Exile a white card from your hand (You may cast this card for its evoke cost

Agatha of the Vile Cauldron The activated ability on Agatha of the Vile Cauldron looks too expensive to be practical, but you can get it down to as little as with a few modifications on Agatha

The only issue, assuming you don't consider costing ten mana an issue, is that resolving four cascades in a row can get complicated, especially when individual cascades hit other cascade spells mid-resolution

Luminous Rebuke is often discounted but is even acceptable at full retail when killing cards