M:tG card similarity search
3UB · Legendary Creature — Octopus Rogue
Whenever Marvo, Deep Operative attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.) Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost. 1/8
| Name | Mana | Type | Text |
|---|---|---|---|
| The Ruinous Powers | 2BR | Enchantment | At the beginning of your upkeep, choose an opponent at random. Exile the top card of that player's library. Until end of turn, you may play that card and you may spend mana as though it were mana of any color to cast it. When you cast a spell this way, its owner loses life equal to its mana value. |
| Spellshift | 3U | Instant | Counter target instant or sorcery spell. Its controller reveals cards from the top of their library until they reveal an instant or sorcery card. That player may cast that card without paying its mana cost. Then the player shuffles. |
| Manaplasm | 2G | Creature — Ooze | Whenever you cast a spell, Manaplasm gets +X/+X until end of turn, where X is that spell's mana value. 1/1 |
| Minds Aglow | U | Sorcery | Join forces — Starting with you, each player may pay any amount of mana. Each player draws X cards, where X is the total amount of mana paid this way. |
| Electrosiphon | UUR | Instant | Counter target spell. You get an amount of {E} (energy counters) equal to its mana value. |
| Patch Up | 2W | Sorcery | Return up to three target creature cards with total mana value 3 or less from your graveyard to the battlefield. |
| Brain in a Jar | 2 | Artifact | {1}, {T}: Put a charge counter on Brain in a Jar, then you may cast an instant or sorcery spell with mana value equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost. {3}, {T}, Remove X charge counters from Brain in a Jar: Scry X. |
| Nightveil Sprite | 1U | Creature — Faerie Rogue | Flying Whenever Nightveil Sprite attacks, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) 1/2 |
| Guile | 3UUU | Creature — Elemental Incarnation | Guile can't be blocked except by three or more creatures. If a spell or ability you control would counter a spell, instead exile that spell and you may play that card without paying its mana cost. When Guile is put into a graveyard from anywhere, shuffle it into its owner's library. 6/6 |
| Hit the Mother Lode | 4RRR | Sorcery | Discover 10. If the discovered card's mana value is less than 10, create a number of tapped Treasure tokens equal to the difference. (To discover 10, exile cards from the top of your library until you exile a nonland card with mana value 10 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) |