M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Oran-Rief, the Vastwood | Land | Oran-Rief, the Vastwood enters the battlefield tapped. {T}: Add {G}. {T}: Put a +1/+1 counter on each green creature that entered the battlefield this turn. | |
| Astrolabe | 3 | Artifact | {1}, {T}, Sacrifice Astrolabe: Add two mana of any one color. Draw a card at the beginning of the next turn's upkeep. |
| Black Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Black Mana Battery. {T}, Remove any number of charge counters from Black Mana Battery: Add {B}, then add an additional {B} for each charge counter removed this way. |
| Blue Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Blue Mana Battery. {T}, Remove any number of charge counters from Blue Mana Battery: Add {U}, then add an additional {U} for each charge counter removed this way. |
| Green Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Green Mana Battery. {T}, Remove any number of charge counters from Green Mana Battery: Add {G}, then add an additional {G} for each charge counter removed this way. |
| Red Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Red Mana Battery. {T}, Remove any number of charge counters from Red Mana Battery: Add {R}, then add an additional {R} for each charge counter removed this way. |
| White Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on White Mana Battery. {T}, Remove any number of charge counters from White Mana Battery: Add {W}, then add an additional {W} for each charge counter removed this way. |
| Barbed Sextant | 1 | Artifact | {1}, {T}, Sacrifice Barbed Sextant: Add one mana of any color. Draw a card at the beginning of the next turn's upkeep. |
| Mutavault | Land | {T}: Add {C}. {1}: Mutavault becomes a 2/2 creature with all creature types until end of turn. It's still a land. | |
| Nykthos, Shrine to Nyx | Legendary Land | {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.) |