M:tG card similarity search
G · Instant
Counter target activated ability from an artifact source. (Mana abilities can't be targeted.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Fervent Champion | R | Creature — Human Knight | First strike, haste Whenever Fervent Champion attacks, another target attacking Knight you control gets +1/+0 until end of turn. Equip abilities you activate that target Fervent Champion cost {3} less to activate. 1/1 |
| Temple of the False God | Land | {T}: Add {C}{C}. Activate only if you control five or more lands. | |
| Mizzium Meddler | 2U | Creature — Vedalken Wizard | Flash (You may cast this spell any time you could cast an instant.) When Mizzium Meddler enters the battlefield, you may change a target of target spell or ability to Mizzium Meddler. 1/4 |
| Mire Shade | 1B | Creature — Shade | {B}, Sacrifice a Swamp: Put a +1/+1 counter on Mire Shade. Activate only as a sorcery. 1/1 |
| Coretapper | 2 | Artifact Creature — Myr | {T}: Put a charge counter on target artifact. Sacrifice Coretapper: Put two charge counters on target artifact. 1/1 |
| Soul Ransom | 2UB | Enchantment — Aura | Enchant creature You control enchanted creature. Discard two cards: Soul Ransom's controller sacrifices it, then draws two cards. Only your opponents may activate this ability. |
| Gallifrey Council Chamber | Legendary Land | When Gallifrey Council Chamber enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien. | |
| Ninja | Creature — Ninja | You may activate Ninja's augment ability any time you could cast an instant. Whenever this creature deals combat damage to a player, Augment {2}{B} ({2}{B}, Reveal this card from your hand: Combine it with target host. Augment only as—oh, never mind.) +1/+0 | |
| Koma, Cosmos Serpent | 3GGUU | Legendary Creature — Serpent | This spell can't be countered. At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil. Sacrifice another Serpent: Choose one — • Tap target permanent. Its activated abilities can't be activated this turn. • Koma, Cosmos Serpent gains indestructible until end of turn. 6/6 |
| Frost Walker | 1U | Creature — Elemental | When Frost Walker becomes the target of a spell or ability, sacrifice it. 4/1 |