Guilds of Ravnica

Chemister's Insight | Instant | | Draw two cards. 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.) | Josh Hass

Dazzling Lights | Instant | | Target creature gets -3/-0 until end of turn. 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.) | Robbie Trevino

Devious Cover-Up | Instant | | Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may shuffle up to four target cards from your graveyard into your library. | Micah Epstein

Disdainful Stroke | Instant | | Counter target spell with mana value 4 or greater. | Deruchenko Alexander

Mission Briefing | Instant | | Surveil 2, then choose an instant or sorcery card in your graveyard. You may cast it this turn. If that spell would be put into your graveyard, exile it instead. (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.) | Matt Stewart

Radical Idea | Instant | | Draw a card. 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.) | Izzy

Sinister Sabotage | Instant | | Counter target spell. Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) | Mathias Kollros

Unexplained Disappearance | Instant | | Return target creature to its owner's hand. Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) | Izzy

Artful Takedown | Instant | | Choose one or both — • Tap target creature. • Target creature gets -2/-4 until end of turn. | Mike Bierek

Hypothesizzle | Instant | | Draw two cards. Then you may discard a nonland card. When you do, Hypothesizzle deals 4 damage to target creature. | Chris Seaman

Ionize | Instant | | Counter target spell. Ionize deals 2 damage to that spell's controller. | Chase Stone

Sonic Assault | Instant | | Tap target creature. Sonic Assault deals 2 damage to that creature's controller. 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.) | Tyler Walpole

Expansion | Instant | | Copy target instant or sorcery spell with mana value 4 or less. You may choose new targets for the copy. | Deruchenko Alexander

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