M:tG card similarity search
2 · Artifact
Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Rosnakht, Heir of Rohgahh | R | Legendary Creature — Kobold Warrior | Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) Heroic — Whenever you cast a spell that targets Rosnakht, Heir of Rohgahh, create a 0/1 red Kobold creature token named Kobolds of Kher Keep. 0/1 |
| Harness the Storm | 2R | Enchantment | Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.) |
| Opal Archangel | 4W | Enchantment | When an opponent casts a creature spell, if Opal Archangel is an enchantment, Opal Archangel becomes a 5/5 Angel creature with flying and vigilance. |
| Brand of Ill Omen | 3R | Enchantment — Aura | Enchant creature Cumulative upkeep {R} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Enchanted creature's controller can't cast creature spells. |
| Doomskar Oracle | 2W | Creature — Human Cleric | Whenever you cast your second spell each turn, you gain 2 life. Foretell {W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 3/2 |
| Nocturno of Myra's Marvels | 2BB | Legendary Creature — Vampire Performer | As Nocturno of Myra's Marvels enters the battlefield, choose a word with five or more letters. Whenever you cast a spell with the chosen word in its rules text, you draw a card and you lose 2 life. Partner (You can have two commanders if both have partner.) 2/2 |
| Endrek Sahr, Master Breeder | 4B | Legendary Creature — Human Wizard | Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell's mana value. When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder. 2/2 |
| Open the Omenpaths | 2R | Instant | Choose one — • Add two mana of any one color and two mana of any other color. Spend this mana only to cast creature or enchantment spells. • Creatures you control get +1/+0 until end of turn. |
| Merrow Bonegnawer | B | Creature — Merfolk Rogue | {T}: Target player exiles a card from their graveyard. Whenever you cast a black spell, you may untap Merrow Bonegnawer. 1/1 |
| Mischievous Chimera | UR | Enchantment Creature — Chimera | Flying Whenever you cast your first spell during each opponent's turn, Mischievous Chimera deals 1 damage to each opponent. Scry 1. 2/2 |