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 |
|---|---|---|---|
| Rona, Tolarian Obliterator | Legendary Creature — Phyrexian Wizard | Trample Whenever a source deals damage to Rona, Tolarian Obliterator, that source's controller exiles a card from their hand at random. If it's a land card, you may put it onto the battlefield under your control. Otherwise, you may cast it without paying its mana cost. 5/5 | |
| North Star | 4 | Artifact | {4}, {T}: For one spell this turn, you may spend mana as though it were mana of any type to pay that spell's mana cost. (Additional costs are still paid normally.) |
| Nahiri, Forged in Fury | 4RW | Legendary Creature — Kor Artificer | Affinity for Equipment (This spell costs {1} less to cast for each Equipment you control.) Whenever an equipped creature you control attacks, exile the top card of your library. You may play that card this turn. You may cast Equipment spells this way without paying their mana costs. 5/4 |
| A-Nashi, Moon Sage's Scion | 1BB | Legendary Creature — Rat Ninja | Ninjutsu {2}{B} ({2}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Nashi, Moon Sage's Scion deals combat damage to a player, exile the top card of each player's library. Until end of turn, you may play one of those cards. If you cast a spell this way, pay life equal to its mana value rather than paying its mana cost. 3/2 |
| Rooftop Storm | 5U | Enchantment | You may pay {0} rather than pay the mana cost for Zombie creature spells you cast. |
| 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. |
| Gale's Redirection | 3UU | Instant | Exile target spell, then roll a d20 and add that spell's mana value. 1—14 | You may cast the exiled card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell. 15+ | You may cast the exiled card without paying its mana cost for as long as it remains exiled. |
| Howltooth Hollow | Land | Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) Howltooth Hollow enters the battlefield tapped. {T}: Add {B}. {B}, {T}: You may play the exiled card without paying its mana cost if each player has no cards in hand. | |
| Great Intelligence's Plan | 4UB | Sorcery | Draw three cards. Then target opponent faces a villainous choice — They discard three cards, or you may cast a spell from your hand without paying its mana cost. |
| Reenact the Crime | 1UUU | Instant | Exile target nonland card in a graveyard that was put there from anywhere this turn. Copy it. You may cast the copy without paying its mana cost. |