M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Burnt Offering | B | Instant | As an additional cost to cast this spell, sacrifice a creature. Add X mana in any combination of {B} and/or {R}, where X is the sacrificed creature's mana value. |
| Case File Auditor | 2W | Creature — Human Detective | When Case File Auditor enters the battlefield and whenever you solve a Case, look at the top six cards of your library. You may reveal an enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. You may spend mana as though it were mana of any color to cast Case spells. 1/4 |
| Drannith Ruins | Land | {T}: Add {C}. {2}, {T}: Put two +1/+1 counters on target non-Human creature that entered the battlefield this turn. | |
| Rogue Class | UB | Enchantment — Class | (Gain the next level as a sorcery to add its ability.) Whenever a creature you control deals combat damage to a player, exile the top card of that player's library face down. You may look at it for as long as it remains exiled. {1}{U}{B}: Level 2 Creatures you control have menace. {2}{U}{B}: Level 3 You may play cards exiled with Rogue Class, and you may spend mana as though it were mana of any color to cast those spells. |
| Seal of the Guildpact | 5 | Artifact | As Seal of the Guildpact enters the battlefield, choose two colors. Each spell you cast costs {1} less to cast for each of the chosen colors it is. |
| Ice Cauldron | 4 | Artifact | {X}, {T}: You may exile a nonland card from your hand. You may cast that card for as long as it remains exiled. Put a charge counter on Ice Cauldron and note the type and amount of mana spent to pay this activation cost. Activate only if there are no charge counters on Ice Cauldron. {T}, Remove a charge counter from Ice Cauldron: Add Ice Cauldron's last noted type and amount of mana. Spend this mana only to cast the last card exiled with Ice Cauldron. |
| Heartstone | 3 | Artifact | Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana. |
| Chromatic Armor | 1WU | Enchantment — Aura | Enchant creature As Chromatic Armor enters the battlefield, choose a color. Chromatic Armor enters the battlefield with a sleight counter on it. Prevent all damage that would be dealt to enchanted creature by sources of the last chosen color. {X}: Put a sleight counter on Chromatic Armor and choose a color. X is the number of sleight counters on Chromatic Armor. |
| Academy Ruins | Legendary Land | {T}: Add {C}. {1}{U}, {T}: Put target artifact card from your graveyard on top of your library. | |
| Edgewalker | 1WB | Creature — Human Cleric | Cleric spells you cast cost {W}{B} less to cast. This effect reduces only the amount of colored mana you pay. (For example, if you cast a Cleric spell with mana cost {1}{W}, it costs {1} to cast.) 2/2 |