M:tG card similarity search
· Artifact — Contraption
Whenever you crank Jamming Device, creatures target player controls get -1/-1 until end of turn.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Cry of the Carnarium | 1BB | Sorcery | All creatures get -2/-2 until end of turn. Exile all creature cards in all graveyards that were put there from the battlefield this turn. If a creature would die this turn, exile it instead. | 
| Quillspike | 2B/G | Creature — Beast | {B/G}, Remove a -1/-1 counter from a creature you control: Quillspike gets +3/+3 until end of turn. 1/1 | 
| Great Oak Guardian | 5G | Creature — Treefolk | Flash (You may cast this spell any time you could cast an instant.) Reach When Great Oak Guardian enters the battlefield, creatures target player controls get +2/+2 until end of turn. Untap them. 4/5 | 
| Startle | 1U | Instant | Target creature gets -2/-0 until end of turn. Create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.) Draw a card. | 
| Break Open | 1R | Instant | Turn target face-down creature an opponent controls face up. | 
| Cankerous Thirst | 3B/G | Instant | If {B} was spent to cast this spell, you may have target creature get -3/-3 until end of turn. If {G} was spent to cast this spell, you may have target creature get +3/+3 until end of turn. (Do both if {B}{G} was spent.) | 
| Sea Legs | U | Enchantment — Aura | Flash Enchant creature Enchanted creature gets +0/+2 as long as it's a Pirate. Otherwise, it gets -2/-0. | 
| Pack's Disdain | 1B | Instant | Choose a creature type. Target creature gets -1/-1 until end of turn for each permanent of the chosen type you control. | 
| Auger Spree | 1BR | Instant | Target creature gets +4/-4 until end of turn. | 
| Bedeck | B/RB/R | Instant | Target creature gets +3/-3 until end of turn. |