M:tG card similarity search
1U · Creature — Illusion Sliver
All Slivers have "{1}: This permanent becomes the creature type of your choice in addition to its other types until end of turn." 1/1
| Name | Mana | Type | Text | 
|---|---|---|---|
| Rivals' Duel | 3R | Sorcery | Choose two target creatures that share no creature types. Those creatures fight each other. (Each deals damage equal to its power to the other.) | 
| Role Reversal | UUR | Sorcery | Exchange control of two target permanents that share a permanent type. | 
| Urza's Incubator | 3 | Artifact | As Urza's Incubator enters the battlefield, choose a creature type. Creature spells of the chosen type cost {2} less to cast. | 
| Outbreak | 3B | Sorcery | You may discard a Swamp card rather than pay this spell's mana cost. Choose a creature type. All creatures of that type get -1/-1 until end of turn. | 
| Unctus, Grand Metatect | 1UU | Legendary Artifact Creature — Phyrexian Vedalken | Other blue creatures you control have "Whenever this creature becomes tapped, draw a card, then discard a card." Other artifact creatures you control get +1/+1. {U/P}: Until end of turn, target creature you control becomes a blue artifact in addition to its other colors and types. Activate only as a sorcery. ({U/P} can be paid with either {U} or 2 life.) 2/4 | 
| Kindred Discovery | 3UU | Enchantment | As Kindred Discovery enters the battlefield, choose a creature type. Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card. | 
| Bombardment | R | Sorcery | Until end of turn, cards you own that aren't on the battlefield lose all card types, costs, names, and abilities and become red sorceries named Missile that cost {R} with "Missile deals 2 damage to any target." | 
| 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 | 
| Rite of Ruin | 5RR | Sorcery | Choose an order for artifacts, creatures, and lands. Each player sacrifices one permanent of the first type, sacrifices two of the second type, then sacrifices three of the third type. | 
| Hollowhead Sliver | 2R | Creature — Sliver | Sliver creatures you control have "{T}, Discard a card: Draw a card." 2/2 |