Brine Elemental + Vesuvan Shapeshifter The block Constructed and Standard deck affectionately known as Pickles used Brine Elemental and Vesuvan Shapeshifter to effectively lock your opponent out of the game
Aclazotz, Deepest Betrayal Bartizan Bats Basilica Screecher Bat- Blight Keeper Blighted Bat Blind Hunter Bloodhunter Bat Courier Bat Dakmor Bat Darkstar Augur Deep-Cavern Bat Dementia Bat Dirge Bat Duskhunter Bat Essence Channeler Eyetwitch Foundry Screecher Ghastly Gloomhunter Glidedive Duo Gloomhunter Grimclaw Bats Gurmag Swiftwing Kelinore Bat Lifecreed Duo Malakir Familiar Marrow Bats Mirkwood Bats Momo, Friendly Flier Momo, Playful Pet Momo, Rambunctious Rascal Moonrise Cleric Moonstone Eulogist Moonstone Harbinger Ruin-Lurker Bat Screeching Bat Screeching Scorchbeast Sengir Bats Star Charter Starlit Soothsayer Starscape Cleric Starseer Mentor Stirge Vampire Bats Voidwing Hybrid Wax-Wane Witness Wingnut, Bat on the Belfry Wolfbat Zoraline, Cosmos Caller
If this spell was cast from exile, it deals 5 damage to each opponent and each creature they control instead
Its estimated that oldschoolmtg leaked about 75% of the entire set, or about 36 of the sets 50 cards
Shoutout to it though, it would have been perfect for the deck
Like tokens still going to the graveyard when they die, but theres no point where you can interact with them before they disappear