Guilds of Ravnica

Dimir Spybug | Creature | Insect | Flying Menace (This creature can't be blocked except by two or more creatures.) Whenever you surveil, put a +1/+1 counter on Dimir Spybug. | James Paick

Disinformation Campaign | Enchantment | | When Disinformation Campaign enters the battlefield, you draw a card and each opponent discards a card. Whenever you surveil, return Disinformation Campaign to its owner's hand. | Anthony Palumbo

House Guildmage | Creature | Human Wizard | {1}{U}, {T}: Target creature doesn't untap during its controller's next untap step. {2}{B}, {T}: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) | Winona Nelson

Nightveil Predator | Creature | Vampire | Flying, deathtouch Hexproof (This creature can't be the target of spells or abilities your opponents control.) | Darek Zabrocki

Thought Erasure | Sorcery | | Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | Anna Steinbauer

Discovery | Sorcery | | Surveil 2, then draw a card. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) | Mark Behm

Beacon Bolt | Sorcery | | Beacon Bolt deals damage to target creature equal to the total number of instant and sorcery cards you own in exile and in your graveyard. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.) | Titus Lunter

Beamsplitter Mage | Creature | Vedalken Wizard | Whenever you cast an instant or sorcery spell that targets only Beamsplitter Mage, if you control one or more other creatures that spell could target, choose one of those creatures. Copy that spell. The copy targets the chosen creature. | Svetlin Velinov

Crackling Drake | Creature | Drake | Flying Crackling Drake's power is equal to the total number of instant and sorcery cards you own in exile and in your graveyard. When Crackling Drake enters the battlefield, draw a card. | Victor Adame Minguez

League Guildmage | Creature | Human Wizard | {3}{U}, {T}: Draw a card. {X}{R}, {T}: Copy target instant or sorcery spell you control with mana value X. You may choose new targets for the copy. | Svetlin Velinov

Wee Dragonauts | Creature | Faerie Wizard | Flying Whenever you cast an instant or sorcery spell, Wee Dragonauts gets +2/+0 until end of turn. | Greg Staples

Invert // Invent | Instant // Instant | | Switch the power and toughness of each of up to two target creatures until end of turn. // Search your library for an instant card and/or a sorcery card, reveal them, put them into your hand, then shuffle. | Mathias Kollros