M:tG card similarity search
· Artifact — Contraption
Whenever you crank Record Store, look at the top X cards of your library, where X is the number of artifacts you control. Put one of those cards into your hand and the rest on the bottom of your library in a random order.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Stream of Life | XG | Sorcery | Target player gains X life. | 
| Who | XW | Instant | Target player gains X life. | 
| Lantern of Insight | 1 | Artifact | Players play with the top card of their libraries revealed. {T}, Sacrifice Lantern of Insight: Target player shuffles. | 
| Saprazzan Outrigger | 3U | Creature — Merfolk | When Saprazzan Outrigger attacks or blocks, put it on top of its owner's library at end of combat. 5/5 | 
| Electrostatic Blast | 1R | Instant | Electrostatic Blast deals 2 damage to any target. You get a one-time boon with "When you cast an instant or sorcery spell, exile the top three cards of your library. You may play one of those cards until end of turn." | 
| Mary O'Kill | 5B/R | Legendary Creature — Human Villain | {1}{B/R}: Switch a Killbot or Mary O'Kill in your hand with one on the battlefield. (If a creature is tapped, the switched creature is tapped. The same is true for untapped, attacking, blocking, enchanted, equipped, and targeted. Any counters on a creature are on the switched creature instead.) 5/5 | 
| Urza's Bauble | 0 | Artifact | {T}, Sacrifice Urza's Bauble: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep. | 
| Drana's Silencer | 5B | Creature — Vampire Rogue | When Drana's Silencer enters the battlefield, target creature an opponent controls gets -X/-X until end of turn, where X is the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) 3/2 | 
| Sin Prodder | 2R | Creature — Devil | Menace At the beginning of your upkeep, reveal the top card of your library. Any opponent may have you put that card into your graveyard. If a player does, Sin Prodder deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand. 3/2 | 
| Vigorspore Wurm | 5G | Creature — Wurm | Undergrowth — When Vigorspore Wurm enters the battlefield, target creature gains vigilance and gets +X/+X until end of turn, where X is the number of creature cards in your graveyard. Vigorspore Wurm can't be blocked by more than one creature. 6/4 |