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 |
|---|---|---|---|
| Eye of Duskmantle | 5BB | Creature — Eye | Flying, lifelink You may play lands and cast spells from among cards in your graveyard you've surveilled this turn. If you cast a spell this way, you pay life equal to its mana value rather than paying its mana cost. 3/8 |
| Jetsam | 4U/BU/B | Sorcery | Each opponent mills three cards, then you may cast a spell from each opponent's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead. |
| Deflecting Swat | 2R | Instant | If you control a commander, you may cast this spell without paying its mana cost. You may choose new targets for target spell or ability. |
| Elderwood Scion | 3GW | Creature — Elemental | Trample, lifelink Spells you cast that target Elderwood Scion cost {2} less to cast. Spells your opponents cast that target Elderwood Scion cost {2} more to cast. 4/4 |
| Herigast, Erupting Nullkite | 9 | Legendary Creature — Eldrazi Dragon | Emerge {6}{R}{R} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, you may exile your hand. If you do, draw three cards. Flying Each creature spell you cast has emerge. The emerge cost is equal to its mana cost. 6/6 |
| Borne Upon a Wind | 1U | Instant | You may cast spells this turn as though they had flash. Draw a card. |
| Conduit of Worlds | 2GG | Artifact | You may play lands from your graveyard. {T}: Choose target nonland permanent card in your graveyard. If you haven't cast a spell this turn, you may cast that card. If you do, you can't cast additional spells this turn. Activate only as a sorcery. |
| Mana Maze | 1U | Enchantment | Players can't cast spells that share a color with the spell most recently cast this turn. |
| Conspiracy Unraveler | 5UU | Creature — Sphinx Detective | Flying You may collect evidence 10 rather than pay the mana cost for spells that you cast. (To collect evidence 10, exile cards with total mana value 10 or greater from your graveyard.) 6/6 |
| Kopala, Warden of Waves | 1UU | Legendary Creature — Merfolk Wizard | Spells your opponents cast that target a Merfolk you control cost {2} more to cast. Abilities your opponents activate that target a Merfolk you control cost {2} more to activate. 2/2 |