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 |
|---|---|---|---|
| Valiant Batrider | 2W | Creature — Human Knight | Flying Whenever Valiant Batrider deals combat damage to a player, that player gets a one-time boon with "When you cast a noncreature spell, you may pay {1}. If you don't, each opponent draws a card." 3/3 |
| Metathran Aerostat | 2UU | Creature — Metathran | Flying {X}{U}: You may put a creature card with mana value X from your hand onto the battlefield. If you do, return Metathran Aerostat to its owner's hand. 2/2 |
| Reki, the History of Kamigawa | 2G | Legendary Creature — Human Shaman | Whenever you cast a legendary spell, draw a card. 1/2 |
| Hierophant Bio-Titan | 10GG | Creature — Tyranid | Frenzied Metabolism — As an additional cost to cast this spell, you may remove any number of +1/+1 counters from among creatures you control. This spell costs {2} less to cast for each counter removed this way. Vigilance, reach, ward {2} Titanic — Hierophant Bio-Titan can't be blocked by creatures with power 2 or less. 12/12 |
| Insidious Dreams | 3B | Instant | As an additional cost to cast this spell, discard X cards. Search your library for X cards, then shuffle and put those cards on top in any order. |
| Desolation Twin | 10 | Creature — Eldrazi | When you cast this spell, create a 10/10 colorless Eldrazi creature token. 10/10 |
| Sanctum of Ugin | Land | {T}: Add {C}. Whenever you cast a colorless spell with mana value 7 or greater, you may sacrifice Sanctum of Ugin. If you do, search your library for a colorless creature card, reveal it, put it into your hand, then shuffle. | |
| Second Guess | 1U | Instant | Counter target spell that's the second spell cast this turn. |
| Moonsnare Specialist | 3U | Creature — Human Ninja | Ninjutsu {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) When Moonsnare Specialist enters the battlefield, return up to one target creature to its owner's hand. 2/2 |
| Maddening Hex | 1RR | Enchantment — Aura Curse | Enchant player Whenever enchanted player casts a noncreature spell, roll a d6. Maddening Hex deals damage to that player equal to the result. Then attach Maddening Hex to another one of your opponents chosen at random. |