M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Pithing Needle | 1 | Artifact | As Pithing Needle enters the battlefield, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities. |
| Sorcerous Spyglass | 2 | Artifact | As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities. |
| Encrust | 1UU | Enchantment — Aura | Enchant artifact or creature Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated. |
| Serra Bestiary | WW | Enchantment — Aura | Enchant creature At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}. Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated. |
| The Enigma Jewel | U | Legendary Artifact | The Enigma Jewel enters the battlefield tapped. {T}: Add {C}{C}. Spend this mana only to activate abilities. Craft with four or more nonlands with activated abilities {8}{U} ({8}{U}, Exile this artifact, Exile the four or more from among other permanents you control and/or cards in your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.) |
| Crackdown Construct | 4 | Artifact Creature — Construct | Whenever you activate an ability of an artifact or creature that isn't a mana ability, Crackdown Construct gets +1/+1 until end of turn. 2/2 |
| Mythos of Vadrok | 2RR | Sorcery | Mythos of Vadrok deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers. If {W}{U} was spent to cast this spell, until your next turn, those permanents can't attack or block and their activated abilities can't be activated. |
| Ayesha Tanaka | WWUU | Legendary Creature — Human Artificer | Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.) {T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}. (Mana abilities can't be targeted.) 2/2 |
| Tale's End | 1U | Instant | Counter target activated ability, triggered ability, or legendary spell. |
| Rimewind Cryomancer | 3U | Creature — Human Wizard | {1}, {T}: Counter target activated ability. Activate only if you control four or more snow permanents. (Mana abilities can't be targeted.) 2/3 |