M:tG card similarity search
WWW · Enchantment
When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red.
| Name | Mana | Type | Text |
|---|---|---|---|
| Hythonia the Cruel | 4BB | Legendary Creature — Gorgon | Deathtouch {6}{B}{B}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When Hythonia the Cruel becomes monstrous, destroy all non-Gorgon creatures. 4/6 |
| Faceless Haven | Snow Land | {T}: Add {C}. {S}{S}{S}: Faceless Haven becomes a 4/3 creature with vigilance and all creature types until end of turn. It's still a land. ({S} can be paid with one mana from a snow source.) | |
| Thoughtlace | U | Instant | Target spell or permanent becomes blue. (Mana symbols on that permanent remain unchanged.) |
| Gruul Keyrune | 3 | Artifact | {T}: Add {R} or {G}. {R}{G}: Gruul Keyrune becomes a 3/2 red and green Beast artifact creature with trample until end of turn. |
| Rainbow Crow | 3U | Creature — Bird | Flying {1}: Rainbow Crow becomes the color of your choice until end of turn. 2/2 |
| Dread Statuary | Land | {T}: Add {C}. {4}: Dread Statuary becomes a 4/2 Golem artifact creature until end of turn. It's still a land. | |
| Veiled Sentry | U | Enchantment | When an opponent casts a spell, if Veiled Sentry is an enchantment, Veiled Sentry becomes an Illusion creature with power and toughness each equal to that spell's mana value. |
| Nightcreep | BB | Instant | Until end of turn, all creatures become black and all lands become Swamps. |
| Woodwraith Corrupter | 3BBG | Creature — Elemental Horror | {1}{B}{G}, {T}: Target Forest becomes a 4/4 black and green Elemental Horror creature. It's still a land. 3/6 |
| Balduvian Frostwaker | 2U | Creature — Human Wizard | {U}, {T}: Target snow land becomes a 2/2 blue Elemental creature with flying. It's still a land. 1/1 |