M:tG card similarity search
GU · Instant
Choose target spell. Counter that spell unless its controller pays {2}. Threshold — If seven or more cards are in your graveyard, seek a creature card with the same mana value as the chosen spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Confounding Riddle | 2U | Instant | Choose one — • Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard. • Counter target spell unless its controller pays {4}. |
| Lurrus of the Dream-Den | 1W/BW/B | Legendary Creature — Cat Nightmare | Companion — Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Lifelink Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard. 3/2 |
| Hydromorph Guardian | 2U | Creature — Elemental | {U}, Sacrifice Hydromorph Guardian: Counter target spell that targets a creature you control. 2/2 |
| Divide by Zero | 2U | Instant | Return target spell or permanent with mana value 1 or greater to its owner's hand. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) |
| Up the Beanstalk | 1G | Enchantment | When Up the Beanstalk enters the battlefield and whenever you cast a spell with mana value 5 or greater, draw a card. |
| Zaffai, Thunder Conductor | 2UR | Legendary Creature — Human Shaman | Magecraft — Whenever you cast or copy an instant or sorcery spell, scry 1. If that spell's mana value is 5 or greater, create a 4/4 blue and red Elemental creature token. If that spell's mana value is 10 or greater, Zaffai, Thunder Conductor deals 10 damage to an opponent chosen at random. 1/4 |
| Call of the Death-Dweller | 2B | Sorcery | Return up to two target creature cards with total mana value 3 or less from your graveyard to the battlefield. Put a deathtouch counter on either of them. Then put a menace counter on either of them. |
| Plunderer's Prize | XU | Sorcery | Seek a nonland artifact card with mana value X or less and put it onto the battlefield. If a card with mana value less than X is put onto the battlefield this way, this spell perpetually gains "This spell costs {1} more to cast," then return this spell to its owner's hand. |
| Counterbalance | UU | Enchantment | Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card. |
| Forbid | 1UU | Instant | Buyback—Discard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Counter target spell. |