M:tG card similarity search
UB · Legendary Creature — Human Spy
As long as X is in X's owner's opponent's hand, X's owner may cast X and activate X's abilities. That opponent can't cast X and plays with their hand revealed. {U}{B}, {T}: Put X into target opponent's hand. {3}{U}{B}: You may play a land or cast a spell from the hand X is in. If you cast a spell this way, you cast it without paying its mana cost. 2/2
| Name | Mana | Type | Text |
|---|---|---|---|
| Thunderblade Charge | 1RR | Sorcery | Thunderblade Charge deals 3 damage to any target. Whenever one or more creatures you control deal combat damage to a player, if Thunderblade Charge is in your graveyard, you may pay {2}{R}{R}{R}. If you do, you may cast it without paying its mana cost. |
| Saint Elenda | 4WWW | Legendary Creature — Vampire Cleric | Lifelink When Saint Elenda enters the battlefield, conjure a card of your choice from Saint Elenda's spellbook into your hand. You may cast that card this turn without paying its mana cost. At the beginning of your end step, if you gained life this turn, create an X/X white Avatar creature token, where X is the amount of life you gained this turn. 4/7 |
| Storm Cauldron | 5 | Artifact | Each player may play an additional land during each of their turns. Whenever a land is tapped for mana, return it to its owner's hand. |
| Ruin Processor | 7 | Creature — Eldrazi Processor | When you cast this spell, you may put a card an opponent owns from exile into that player's graveyard. If you do, you gain 5 life. 7/8 |
| World Breaker | 6G | Creature — Eldrazi | Devoid (This card has no color.) When you cast this spell, exile target artifact, enchantment, or land. Reach {2}{C}, Sacrifice a land: Return World Breaker from your graveyard to your hand. ({C} represents colorless mana.) 5/7 |
| Ricochet Trap | 3R | Instant — Trap | If an opponent cast a blue spell this turn, you may pay {R} rather than pay this spell's mana cost. Change the target of target spell with a single target. |
| Rivaz of the Claw | 1BR | Legendary Creature — Viashino Warlock | Menace {T}: Add two mana in any combination of colors. Spend this mana only to cast Dragon creature spells. Once during each of your turns, you may cast a Dragon creature spell from your graveyard. Whenever you cast a Dragon creature spell from your graveyard, it gains "When this creature dies, exile it." 3/3 |
| Mindbreak Trap | 2UU | Instant — Trap | If an opponent cast three or more spells this turn, you may pay {0} rather than pay this spell's mana cost. Exile any number of target spells. |
| Ride the Avalanche | GU | Instant | The next spell you cast this turn can be cast as though it had flash. When you next cast a spell this turn, put X +1/+1 counters on up to one target creature, where X is the mana value of that spell. |
| Ignite the Future | 3R | Sorcery | Exile the top three cards of your library. Until the end of your next turn, you may play those cards. If this spell was cast from a graveyard, you may play cards this way without paying their mana costs. Flashback {7}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |