M:tG card similarity search
3R · Instant
Choose a card type. Target opponent reveals their hand. Blood Oath deals 3 damage to that player for each card of the chosen type revealed this way. (Artifact, creature, enchantment, instant, land, planeswalker, sorcery, and tribal are card types.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Instruments of War | 4 | Artifact | Flash As Instruments of War enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. |
| Herald's Horn | 3 | Artifact | As Herald's Horn enters the battlefield, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand. |
| Engineered Plague | 2B | Enchantment | As Engineered Plague enters the battlefield, choose a creature type. All creatures of the chosen type get -1/-1. |
| Scrying Glass | 2 | Artifact | {3}, {T}: Choose a number greater than 0 and a color. Target opponent reveals their hand. If that opponent reveals exactly the chosen number of cards of the chosen color, you draw a card. |
| Lost Hours | 1B | Sorcery | Target player reveals their hand. You choose a nonland card from it. That player puts that card into their library third from the top. |
| Conspiracy | 3BB | Enchantment | As Conspiracy enters the battlefield, choose a creature type. Creatures you control are the chosen type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. |
| Umori, the Collector | 2B/GB/G | Legendary Creature — Ooze | Companion — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) As Umori, the Collector enters the battlefield, choose a card type. Spells you cast of the chosen type cost {1} less to cast. 4/5 |
| Castigate | WB | Sorcery | Target opponent reveals their hand. You choose a nonland card from it and exile that card. |
| Night Terrors | 2B | Sorcery | Target player reveals their hand. You choose a nonland card from it. Exile that card. |
| Memory Leak | 2B | Sorcery | Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it. Cycling {1} ({1}, Discard this card: Draw a card.) |