M:tG card similarity search
1BBB · Creature — Vampire
Play with the top card of your library revealed. As long as the top card of your library is black, Vampire Nocturnus and other Vampire creatures you control get +2/+1 and have flying. 3/3
| Name | Mana | Type | Text | 
|---|---|---|---|
| Augur of Autumn | 1GG | Creature — Human Druid | You may look at the top card of your library any time. You may play lands from the top of your library. Coven — As long as you control three or more creatures with different powers, you may cast creature spells from the top of your library. 2/3 | 
| Aven Windreader | 3UU | Creature — Bird Soldier Wizard | Flying (This creature can't be blocked except by creatures with flying or reach.) {1}{U}: Target player reveals the top card of their library. 3/3 | 
| Precognition Field | 3U | Enchantment | You may look at the top card of your library any time. You may cast instant and sorcery spells from the top of your library. {3}: Exile the top card of your library. | 
| Cruel Deceiver | 1B | Creature — Spirit | {1}: Look at the top card of your library. {2}: Reveal the top card of your library. If it's a land card, Cruel Deceiver gains "Whenever Cruel Deceiver deals damage to a creature, destroy that creature" until end of turn. Activate only once each turn. 2/1 | 
| Korlessa, Scale Singer | GU | Legendary Creature — Dragon Bard | You may look at the top card of your library any time. You may cast Dragon spells from the top of your library. 1/4 | 
| Windriddle Palaces | Plane — Belenon | Players play with the top card of their libraries revealed. You may play lands and cast spells from the top of any player's library. Whenever chaos ensues, each player mills a card. | |
| Storm Elemental | 5U | Creature — Elemental | Flying {U}, Exile the top card of your library: Tap target creature with flying. {U}, Exile the top card of your library: If the exiled card is a snow land, Storm Elemental gets +1/+1 until end of turn. 3/4 | 
| The Fourth Doctor | 2GU | Legendary Creature — Time Lord Doctor | You may look at the top card of your library any time. Would You Like A...? — Once each turn, you may play a historic land or cast a historic spell from the top of your library. When you do, create a Food token. (Artifacts, legendaries, and Sagas are historic.) 4/4 | 
| Tuskeri Firewalker | 2R | Creature — Human Berserker | Boast — {1}: Exile the top card of your library. You may play that card this turn. (Activate only if this creature attacked this turn and only once each turn.) 3/2 | 
| Tempered in Solitude | 1R | Enchantment | Whenever a creature you control attacks alone, exile the top card of your library. You may play that card this turn. |