Gatecrash

Bane Alley Broker | Creature | Human Rogue | {T}: Draw a card, then exile a card from your hand face down. You may look at cards exiled with Bane Alley Broker. {U}{B}, {T}: Return a card exiled with Bane Alley Broker to its owner's hand. | Clint Cearley

Call of the Nightwing | Sorcery | | Create a 1/1 blue and black Horror creature token with flying. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) | Adam Paquette

Consuming Aberration | Creature | Horror | Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards. Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard. | Karl Kopinski

Dimir Charm | Instant | | Choose one — • Counter target sorcery spell. • Destroy target creature with power 2 or less. • Look at the top three cards of target player's library. Put one back and the rest into that player's graveyard. | Zoltan Boros

Dinrova Horror | Creature | Horror | When Dinrova Horror enters the battlefield, return target permanent to its owner's hand, then that player discards a card. | Johann Bodin

Duskmantle Guildmage | Creature | Human Wizard | {1}{U}{B}: Whenever a card is put into an opponent's graveyard from anywhere this turn, that player loses 1 life. {2}{U}{B}: Target player mills two cards. | Slawomir Maniak

Duskmantle Seer | Creature | Vampire Wizard | Flying At the beginning of your upkeep, each player reveals the top card of their library, loses life equal to that card's mana value, then puts it into their hand. | Kev Walker

Lazav, Dimir Mastermind | Legendary Creature | Shapeshifter | Hexproof Whenever a creature card is put into an opponent's graveyard from anywhere, you may have Lazav, Dimir Mastermind become a copy of that card, except its name is Lazav, Dimir Mastermind, it's legendary in addition to its other types, and it has hexproof and this ability. | David Rapoza

Mind Grind | Sorcery | | Each opponent reveals cards from the top of their library until they reveal X land cards, then puts all cards revealed this way into their graveyard. X can't be 0. | Daarken

Mortus Strider | Creature | Skeleton | When Mortus Strider dies, return it to its owner's hand. | Tomasz Jedruszek

Paranoid Delusions | Sorcery | | Target player mills three cards. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) | Christopher Moeller

Psychic Strike | Instant | | Counter target spell. Its controller mills two cards. | Mathias Kollros

Soul Ransom | Enchantment | Aura | Enchant creature You control enchanted creature. Discard two cards: Soul Ransom's controller sacrifices it, then draws two cards. Only your opponents may activate this ability. | Steve Argyle

Whispering Madness | Sorcery | | Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) | Clint Cearley

Coerced Confession | Sorcery | | Target player mills four cards. You draw a card for each creature card put into their graveyard this way. | Mathias Kollros

Deathcult Rogue | Creature | Human Rogue | Deathcult Rogue can't be blocked except by Rogues. | David Palumbo

Nightveil Specter | Creature | Specter | Flying Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of their library. You may play lands and cast spells from among cards exiled with Nightveil Specter. | Min Yum

Biovisionary | Creature | Human Wizard | At the beginning of the end step, if you control four or more creatures named Biovisionary, you win the game. | Ryan Barger

Drakewing Krasis | Creature | Lizard Drake | Flying, trample | Johann Bodin

Elusive Krasis | Creature | Fish Mutant | Elusive Krasis can't be blocked. Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) | Wesley Burt

Fathom Mage | Creature | Human Wizard | Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) Whenever a +1/+1 counter is put on Fathom Mage, you may draw a card. | Ryan Pancoast

Hydroform | Instant | | Target land becomes a 3/3 Elemental creature with flying until end of turn. It's still a land. | Howard Lyon

Master Biomancer | Creature | Elf Wizard | Each other creature you control enters the battlefield with a number of additional +1/+1 counters on it equal to Master Biomancer's power and as a Mutant in addition to its other types. | Willian Murai

Mystic Genesis | Instant | | Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value. | Mike Bierek

Nimbus Swimmer | Creature | Leviathan | Flying Nimbus Swimmer enters the battlefield with X +1/+1 counters on it. | Howard Lyon

Prime Speaker Zegana | Legendary Creature | Merfolk Wizard | Prime Speaker Zegana enters the battlefield with X +1/+1 counters on it, where X is the greatest power among other creatures you control. When Prime Speaker Zegana enters the battlefield, draw cards equal to its power. | Willian Murai

Shambleshark | Creature | Shark Crab | Flash (You may cast this spell any time you could cast an instant.) Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) | Wesley Burt

Simic Charm | Instant | | Choose one — • Target creature gets +3/+3 until end of turn. • Permanents you control gain hexproof until end of turn. • Return target creature to its owner's hand. | Zoltan Boros

Unexpected Results | Sorcery | | Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand. | Mike Bierek

Urban Evolution | Sorcery | | Draw three cards. You may play an additional land this turn. | Eytan Zana

Zameck Guildmage | Creature | Elf Wizard | {G}{U}: This turn, each creature you control enters the battlefield with an additional +1/+1 counter on it. {G}{U}, Remove a +1/+1 counter from a creature you control: Draw a card. | Chase Stone

Biomass Mutation | Instant | | Creatures you control have base power and toughness X/X until end of turn. | Dan Scott

Bioshift | Instant | | Move any number of +1/+1 counters from target creature onto another target creature with the same controller. | Scott Chou

Merfolk of the Depths | Creature | Merfolk Soldier | Flash (You may cast this spell any time you could cast an instant.) | Scott Chou