M:tG card similarity search
2U · Creature — Merfolk Wizard
Flash When Prismwake Merrow enters the battlefield, target permanent becomes the color or colors of your choice until end of turn. 2/1
| Name | Mana | Type | Text |
|---|---|---|---|
| Sudden Demise | XR | Sorcery | Choose a color. Sudden Demise deals X damage to each creature of the chosen color. |
| Obsessive Astronomer | 1R | Creature — Human Wizard | If it's neither day nor night, it becomes day as Obsessive Astronomer enters the battlefield. Whenever day becomes night or night becomes day, discard up to two cards, then draw that many cards. 2/2 |
| Aquamorph Entity | 2UU | Creature — Shapeshifter | As Aquamorph Entity enters the battlefield or is turned face up, it becomes your choice of 5/1 or 1/5. Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) */* |
| Poison Dart Frog | 1G | Creature — Frog | Reach {T}: Add one mana of any color. {2}: Poison Dart Frog gains deathtouch until end of turn. 1/1 |
| Guard Dogs | 3W | Creature — Dog | {2}{W}, {T}: Choose a permanent you control. Prevent all combat damage target creature would deal this turn if it shares a color with that permanent. 2/2 |
| Thoughtlace | U | Instant | Target spell or permanent becomes blue. (Mana symbols on that permanent remain unchanged.) |
| 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. |
| Thorn of the Black Rose | 3B | Creature — Human Assassin | Deathtouch When Thorn of the Black Rose enters the battlefield, you become the monarch. 1/3 |