He would deck you by playing Swords to Plowshares to remove all your creatures from the game, thus shrinking your library so that he would eventually deck you
The SpongeBob SquarePants Squaroes hold up to 100 standard- or Japanese-sized trading cards (from games like Magic: The Gathering, Pokmon, Lorcana, Flesh and Blood, Yu-Gi-Oh!, Riftbound, and One Piece) in double protective sleeves*
If you're photographing physical artwork or a card alter, shoot in natural light with your phone's highest resolution camera setting and avoid flash, which tends to wash out colors and create glare that prints poorly
It won't be put on the remaining legal target instead
Enchantment decks can also get very scary, with tons of card draw and value generation, and this might help with the inevitable clunkiness that comes from jamming a bunch of disparate 'You win the game' cards into a single deck
That is, lands as a mechanic in general