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17 May 2024: Card library updated.

Jamming Device

· Artifact — Contraption

Whenever you crank Jamming Device, creatures target player controls get -1/-1 until end of turn.

Similar cards

Color identity:
NameManaTypeText
Ember Gale 3RSorcery Creatures target player controls can't block this turn. Ember Gale deals 1 damage to each white and/or blue creature that player controls.
All Will Be One 3RREnchantment Whenever you put one or more counters on a permanent or player, All Will Be One deals that much damage to target opponent, creature an opponent controls, or planeswalker an opponent controls.
Roilmage's Trick 3UInstant Converge — Creatures your opponents control get -X/-0 until end of turn, where X is the number of colors of mana spent to cast this spell. Draw a card.
Bothersome Quasit 2RCreature — Demon Menace Goaded creatures your opponents control can't block. Whenever you cast a noncreature spell, goad target creature an opponent controls. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) 3/2
Sulam Djinn 5GCreature — Djinn Trample Sulam Djinn gets -2/-2 as long as green is the most common color among all permanents or is tied for most common. 6/6
Yare 2WInstant Target creature defending player controls gets +3/+0 until end of turn. That creature can block up to two additional creatures this turn.
Ancestral Vengeance BBEnchantment — Aura Enchant creature When Ancestral Vengeance enters the battlefield, put a +1/+1 counter on target creature you control. Enchanted creature gets -1/-1.
Six-Sided Die 2BInstant Choose target creature. Roll a six-sided die. 1 — It has base toughness 1 until end of turn. 2 — Put two -1/-1 counters on it. 3 — Six-Sided Die deals 3 damage to it and you gain 3 life. 4 — It gets -4/-4 until end of turn. 5 — Destroy it. 6 — Exile it.
Virulent Wound BInstant Put a -1/-1 counter on target creature. When that creature dies this turn, its controller gets a poison counter.
Halam Djinn 5RCreature — Djinn Haste Halam Djinn gets -2/-2 as long as red is the most common color among all permanents or is tied for most common. 6/5
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