If its the third time, put a creature card from a graveyard onto the battlefield under your control
C Common XX-clusion X TRAP Counter When your opponent activates a monster effect in their hand: Negate that activation, then if they have any cards in their hand, you discard 1 card from their hand (of their choice)
The alternative packaging also let the cards jostle around during shipment, scuffing their edges and scratching foiled treatments
It also has a neat stall effect for its one and only move
Dubbed the 'Japanese Size', these require smaller sleeves to ensure your decks aren't flopping all over the place
His inspiration for making it a proofreader came from the white activation that deleted letters from the names of permanents (the original version just hit permanents, but Ari later came up with the idea of adding players, as that seemed like it could lead to some fun interactions)