M:tG card similarity search
3WU · Legendary Creature — Time Lord Doctor
Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 3/6
| Name | Mana | Type | Text |
|---|---|---|---|
| Sphere of Annihilation | XB | Artifact | Sphere of Annihilation enters the battlefield with X void counters on it. At the beginning of your upkeep, exile Sphere of Annihilation, all creatures and planeswalkers with mana value less than or equal to the number of void counters on it, and all creature and planeswalker cards in graveyards with mana value less than or equal to the number of void counters on it. |
| 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 |
| Xanathar, Guild Kingpin | 4UB | Legendary Creature — Beholder | At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way. 5/6 |
| Favor of the Mighty | 1W | Tribal Enchantment — Giant | Each creature with the highest mana value has protection from all colors. |
| Aerial Extortionist | 3WW | Creature — Bird Soldier | Flying Whenever Aerial Extortionist enters the battlefield or deals combat damage to a player, exile up to one target nonland permanent. For as long as that card remains exiled, its owner may cast it. Whenever another player casts a spell from anywhere other than their hand, draw a card. 4/3 |
| Treasure Nabber | 2R | Creature — Goblin Rogue | Whenever an opponent taps an artifact for mana, gain control of that artifact until the end of your next turn. 3/2 |
| Minas Tirith Garrison | 3U | Creature — Human Soldier | Minas Tirith Garrison's power is equal to the number of cards in your hand. Whenever Minas Tirith Garrison attacks, you may tap any number of untapped Humans you control. Draw a card for each Human tapped this way. */5 |
| Juggernaut Peddler | WB | Creature — Human Artificer | Vigilance When Juggernaut Peddler enters the battlefield, target player reveals all nonland cards in their hand. You may choose one of those cards. If you do, that player exiles it and conjures a card named Juggernaut into their hand. 2/2 |
| Festival | W | Instant | Cast this spell only during an opponent's upkeep. Creatures can't attack this turn. |
| Radiant Flames | 2R | Sorcery | Converge — Radiant Flames deals X damage to each creature, where X is the number of colors of mana spent to cast this spell. |