M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Rings of Brighthearth | 3 | Artifact | Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy. |
| Quagnoth | 5G | Creature — Beast | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Shroud (This creature can't be the target of spells or abilities.) When a spell or ability an opponent controls causes you to discard Quagnoth, return it to your hand. 4/5 |
| A-Dissonant Wave | 2G | Instant — Adventure | Counter target activated or triggered ability from a noncreature source. (Then exile this card. You may cast the creature later from exile.) |
| Dissonant Wave | 2G | Instant — Adventure | Counter target activated or triggered ability from a noncreature source. (Then exile this card. You may cast the creature later from exile.) |
| Horobi, Death's Wail | 2BB | Legendary Creature — Spirit | Flying Whenever a creature becomes the target of a spell or ability, destroy that creature. 4/4 |
| Mirrorshell Crab | 5UU | Artifact Creature — Crab | Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Channel — {2}{U}, Discard Mirrorshell Crab: Counter target spell or ability unless its controller pays {3}. 5/7 |
| Repeated Reverberation | 2RR | Instant | When you next cast an instant spell, cast a sorcery spell, or activate a loyalty ability this turn, copy that spell or ability twice. You may choose new targets for the copies. |
| Locus of Enlightenment | Legendary Artifact | Locus of Enlightenment has each activated ability of the exiled cards used to craft it. You may activate each of those abilities only once each turn. Whenever you activate an ability that isn't a mana ability, copy it. You may choose new targets for the copy. | |
| Repudiate | G/UG/U | Instant | Counter target activated or triggered ability. (Mana abilities can't be targeted.) |
| Stifle | U | Instant | Counter target activated or triggered ability. (Mana abilities can't be targeted.) |