Use high-quality cardstock, consider holographic sticker paper for foil effects, and ensure your printer settings are optimized for photo-quality printing
The set was themed around a magical university, and these Lesson cards were meant to mechanically represent the different things that students attending the university could learn
TYPE Scheme ABILITY When you set this scheme in motion, for each opponent, create a 3/3 black Horror creature token that attacks that player each combat if able
You can almost feel the weight of it on the Ents as they move steadily toward their destination and what you get the sense is a big, looming final battle
It fits easily into a graveyard-midrange strategy, putting pressure on your opponents from the start
So cards with a KO immunity will not be safe from Black Hole