M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Rust | G | Instant | Counter target activated ability from an artifact source. (Mana abilities can't be targeted.) |
| Fragment Reality | W | Instant | Exile target nontoken artifact, creature, or enchantment an opponent controls. Its controller puts a random creature card with lesser mana value from their library onto the battlefield tapped. |
| Thought Harvester | 3U | Creature — Eldrazi Drone | Devoid (This card has no color.) Flying Whenever you cast a colorless spell, target opponent exiles the top card of their library. 2/4 |
| Disorienting Glower | Sorcery | Players can't cast spells until the Hydra's next turn. | |
| Sensor Splicer | 4W | Creature — Phyrexian Artificer | When Sensor Splicer enters the battlefield, create a 3/3 colorless Phyrexian Golem artifact creature token. Golem creatures you control have vigilance. 1/1 |
| Hidden Spider | G | Enchantment | When an opponent casts a creature spell with flying, if Hidden Spider is an enchantment, Hidden Spider becomes a 3/5 Spider creature with reach. (It can block creatures with flying.) |
| Massacre | 2BB | Sorcery | If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost. All creatures get -2/-2 until end of turn. |
| Caetus, Sea Tyrant of Segovia | Legendary Creature — Serpent | Noncreature spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a noncreature spell pays for {1} or one mana of that creature's color.) At the beginning of your end step, untap up to four target creatures. 3/3 | |
| Scalding Viper | 1R | Creature — Elemental Snake | Whenever an opponent casts a spell with mana value 3 or less, Scalding Viper deals 1 damage to that player. 2/1 |
| Brown Ouphe | G | Creature — Ouphe | {1}{G}, {T}: Counter target activated ability from an artifact source. (Mana abilities can't be targeted.) 1/1 |