Your search for "careful study 2823" revealed the following:
Careful Study - Lofi Girl: Beats to Cast to (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Tetsuko Card Text:Secret Lair x Lofi Girl: Beats to Cast ToDraw two cards, then discard...
Careful Study - Lofi Girl: Beats to Cast to (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Tetsuko Card Text:Secret Lair x Lofi Girl: Beats to Cast ToDraw two cards, then discard two...