M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Disallow | 1UU | Instant | Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.) |
| Voidslime | GUU | Instant | Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.) |
| Declaration of Naught | UU | Enchantment | As Declaration of Naught enters the battlefield, choose a card name. {U}: Counter target spell with the chosen name. |
| Domri, Anarch of Bolas | 1RG | Legendary Planeswalker — Domri | Creatures you control get +1/+0. [+1]: Add {R} or {G}. Creature spells you cast this turn can't be countered. [−2]: Target creature you control fights target creature you don't control. Loyalty 3 |
| Magical Hacker | 1U | Creature — Human Gamer | {U}: Change the text of target spell or permanent by replacing all instances of + with -, and vice versa, until end of turn. 1/2 |
| Torment of Venom | 2BB | Instant | Put three -1/-1 counters on target creature. Its controller loses 3 life unless they sacrifice another nonland permanent or discards a card. |
| Spontaneous Flight | 2W | Instant | Target creature gets +2/+2 until end of turn. Put a flying counter on it. |
| Déjà Vu | 2U | Sorcery | Return target sorcery card from your graveyard to your hand. |
| Sage's Knowledge | 2U | Sorcery | Return target sorcery card from your graveyard to your hand. |
| Elrond, Master of Healing | 2GU | Legendary Creature — Elf Noble | Whenever you scry, put a +1/+1 counter on each of up to X target creatures, where X is the number of cards looked at while scrying this way. Whenever a creature you control with a +1/+1 counter on it becomes the target of a spell or ability an opponent controls, you may draw a card. 4/4 |