M:tG card similarity search
UUUU · Enchantment
Whenever an opponent casts a creature spell that doesn't share a color with a creature you control, counter that spell unless that player pays {X}, where X is its mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ambiguity | 2UU | Enchantment | Whenever a player plays a spell that counters a spell that has been played or a player plays a spell that comes into play with counters, that player may counter the next spell played or put an additional counter on a permanent that has already been played, but not countered. |
| Fervent Denial | 3UU | Instant | Counter target spell. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Putrefaction | 4B | Enchantment | Whenever a player casts a green or white spell, that player discards a card. |
| Double Down | 3U | Enchantment | Whenever you cast an outlaw spell, copy that spell. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws. Copies of permanent spells become tokens.) |
| Haldan, Avid Arcanist | 2U | Legendary Creature — Human Wizard | Partner with Pako, Arcane Retriever (When this creature enters the battlefield, target player may put Pako into their hand from their library, then shuffle.) You may play lands and cast noncreature spells from among cards you exiled that have fetch counters on them, and you may spend mana as though it were mana of any color to cast those spells. 1/4 |
| Nurturer Initiate | G | Creature — Elf Shaman | Whenever a player casts a green spell, you may pay {1}. If you do, target creature gets +1/+1 until end of turn. 1/1 |
| Urza's Chalice | 1 | Artifact | Whenever a player casts an artifact spell, you may pay {1}. If you do, you gain 1 life. |
| Bind to Secrecy | UB | Instant | Choose one — • Counter target noncreature spell. • Conjure a duplicate of target creature card in an opponent's graveyard into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." If there are five or more mana values among cards in your graveyard, draft a card from Bind to Secrecy's spellbook. |
| Unsettled Mariner | WU | Creature — Shapeshifter | Changeling (This card is every creature type.) Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. 2/2 |
| Roilmage's Trick | 3U | Instant | Converge — Creatures your opponents control get -X/-0 until end of turn, where X is the number of colors of mana spent to cast this spell. Draw a card. |