M:tG card similarity search
4 · Legendary Planeswalker — Karn
Activated abilities of artifacts your opponents control can't be activated. [+1]: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. [−2]: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand. Loyalty 5
| Name | Mana | Type | Text |
|---|---|---|---|
| Release the Gremlins | XXR | Sorcery | Destroy X target artifacts. Create X 2/2 red Gremlin creature tokens. |
| Blurred Mongoose | 1G | Creature — Mongoose | This spell can't be countered. Shroud (This creature can't be the target of spells or abilities.) 2/1 |
| Sacred Guide | W | Creature — Human Cleric | {1}{W}, Sacrifice Sacred Guide: Reveal cards from the top of your library until you reveal a white card. Put that card into your hand and exile all other cards revealed this way. 1/1 |
| Ambitious Farmhand | 1W | Creature — Human Peasant | When Ambitious Farmhand enters the battlefield, you may search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. Coven — {1}{W}{W}: Transform Ambitious Farmhand. Activate only if you control three or more creatures with different powers. 1/1 |
| Dispersal Shield | 1U | Instant | Counter target spell if its mana value is less than or equal to the highest mana value among permanents you control. |
| Magus of the Library | GG | Creature — Human Wizard | {T}: Add {C}. {T}: Draw a card. Activate only if you have exactly seven cards in hand. 1/1 |
| Return the Favor | RR | Instant | Spree (Choose one or more additional costs.) + {1} — Copy target instant spell, sorcery spell, activated ability, or triggered ability. You may choose new targets for the copy. + {1} — Change the target of target spell or ability with a single target. |
| Braids, Arisen Nightmare | 1BB | Legendary Creature — Nightmare | At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card. 3/3 |
| Kami of Terrible Secrets | 3B | Creature — Spirit | When Kami of Terrible Secrets enters the battlefield, if you control an artifact and an enchantment, you draw a card and you gain 1 life. 3/4 |
| Feed the Swarm | 1B | Sorcery | Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value. |