pokemon seismitoad card sv11b 012/086 Monster ball Nintendo MINT Japanese q536 Rare Card Type Seismitoad EX 106/111 Full Art

When this enchantment leaves the battlefield, each player shuffles their hand and graveyard into their library

Not only does it provide treasures and creature tokens every turn, it also gives you pseudo-card draw

Also, Whenever a creature is put into an opponents graveyard from the battlefield, you gain life equal to its toughness. The rulings around MTG have changed since this card was first printed, and the short of that is that it actually affects all opponents, which makes it incredibly good at gaining you life

Secret Door It may surprise you, but Secret Door is one of the best mana sinks and win conditions you can have when you get access to infinite blue mana, as you can endlessly go through all dungeons and win with it