M:tG card similarity search
1B · Sorcery
Target opponent discards a card. Then they may discard an additional card. If they don't, conjure a duplicate of a random card from their library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell."
| Name | Mana | Type | Text |
|---|---|---|---|
| Skullpiercer Gnat | GU | Creature — Phyrexian Insect | Flying Toxic 1 Whenever Skullpiercer Gnat deals combat damage to a player, a random nonland card in that player's hand perpetually gains "When you cast this spell, you get a poison counter." 1/1 |
| Thought Prison | 5 | Artifact | Imprint — When Thought Prison enters the battlefield, you may have target player reveal their hand. If you do, choose a nonland card from it and exile that card. Whenever a player casts a spell that shares a color or mana value with the exiled card, Thought Prison deals 2 damage to that player. |
| Construction Arsonist | 1R | Creature — Goblin Rogue Wizard | When Construction Arsonist enters the battlefield, you may choose an instant or sorcery card in your hand. If you do, that card perpetually incorporates {R} and gains "When you cast this spell, it deals 2 damage to each opponent." Whenever you cast a multicolored spell, Construction Arsonist gets +1/+1 until end of turn for each of that spell's colors. 2/2 |
| Springleaf Drum | 1 | Artifact | {T}, Tap an untapped creature you control: Add one mana of any color. |
| Sylvok Explorer | 1G | Creature — Human Druid | {T}: Add one mana of any color that a land an opponent controls could produce. 1/1 |
| Accomplished Alchemist | 3G | Creature — Elf Druid | {T}: Add one mana of any color. {T}: Add X mana of any one color, where X is the amount of life you gained this turn. 2/5 |
| Seeker of Insight | 1U | Creature — Human Wizard | {T}: Draw a card, then discard a card. Activate only if you've cast a noncreature spell this turn. 1/3 |
| Arcum's Astrolabe | S | Snow Artifact | ({S} can be paid with one mana from a snow source.) When Arcum's Astrolabe enters the battlefield, draw a card. {1}, {T}: Add one mana of any color. |
| Energy Refractor | 2 | Artifact | When Energy Refractor enters the battlefield, draw a card. {2}: Add one mana of any color. |
| Prophetic Prism | 2 | Artifact | When Prophetic Prism enters the battlefield, draw a card. {1}, {T}: Add one mana of any color. |