M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Gemstone Caverns | Legendary Land | If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color. | |
| Transguild Courier | 4 | Artifact Creature — Golem | Transguild Courier is all colors. 3/3 |
| Glittering Frost | 2G | Snow Enchantment — Aura | Enchant land Enchanted land is snow. Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color. |
| Manamorphose | 1R/G | Instant | Add two mana in any combination of colors. Draw a card. |
| Diamond Kaleidoscope | 4 | Artifact | {3}, {T}: Create a 0/1 colorless Prism artifact creature token. Sacrifice a Prism token: Add one mana of any color. |
| Adarkar Unicorn | 1WW | Creature — Unicorn | {T}: Add {U} or {C}{U}. Spend this mana only to pay cumulative upkeep costs. 2/2 |
| Coalition Relic | 3 | Artifact | {T}: Add one mana of any color. {T}: Put a charge counter on Coalition Relic. At the beginning of your precombat main phase, remove all charge counters from Coalition Relic. Add one mana of any color for each charge counter removed this way. |
| Captivating Crossroads | Land | During your first three turns of the game, Captivating Crossroads enters the battlefield tapped if you were the starting player. As Captivating Crossroads enters the battlefield, choose a color. {T}: Add one mana of the chosen color. | |
| Throne of Eldraine | 5 | Legendary Artifact | As Throne of Eldraine enters the battlefield, choose a color. {T}: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color. {3}, {T}: Draw two cards. Spend only mana of the chosen color to activate this ability. |
| Unclaimed Territory | Land | As Unclaimed Territory enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type. |