Quarry Colossus | Creature | Giant | When Quarry Colossus enters the battlefield, put target creature into its owner's library just beneath the top X cards of that library, where X is the number of Plains you control. | Todd Lockwood
Scourge of Fleets | Creature | Kraken | When Scourge of Fleets enters the battlefield, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control. | Steven Belledin
Worst Fears | Sorcery | | You control target player during that player's next turn. Exile Worst Fears. (You see all cards that player could see and make all decisions for the player.) | Eric Deschamps
Bearer of the Heavens | Creature | Giant | When Bearer of the Heavens dies, destroy all permanents at the beginning of the next end step. | Ryan Alexander Lee
Spawn of Thraxes | Creature | Dragon | Flying
When Spawn of Thraxes enters the battlefield, it deals damage to any target equal to the number of Mountains you control. | Svetlin Velinov
Revel of the Fallen God | Sorcery | | Create four 2/2 red and green Satyr creature tokens with haste. | Adam Paquette