Guilds of Ravnica

Direct Current | Sorcery | | Direct Current deals 2 damage to any target. 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.) | Dan Scott

Fearless Halberdier | Creature | Human Warrior | | Suzanne Helmigh

Wojek Bodyguard | Creature | Human Soldier | Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Wojek Bodyguard can't attack or block alone. | Tyler Walpole

Skyknight Legionnaire | Creature | Human Knight | Flying, haste | 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

Piston-Fist Cyclops | Creature | Cyclops | Defender As long as you've cast an instant or sorcery spell this turn, Piston-Fist Cyclops can attack as though it didn't have defender. | Wayne Reynolds

Boros Locket | Artifact | | {T}: Add {R} or {W}. {R/W}{R/W}{R/W}{R/W}, {T}, Sacrifice Boros Locket: Draw two cards. | Aaron Miller

Izzet Locket | Artifact | | {T}: Add {U} or {R}. {U/R}{U/R}{U/R}{U/R}, {T}, Sacrifice Izzet Locket: Draw two cards. | Dmitry Burmak