M:tG card similarity search
· Land
{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a spell that shares a watermark with Secret Base.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ilysian Caryatid | 1G | Creature — Plant | {T}: Add one mana of any color. If you control a creature with power 4 or greater, add two mana of any one color instead. 1/1 |
| Charmed Pendant | 4 | Artifact | {T}, Mill a card: For each colored mana symbol in the milled card's mana cost, add one mana of that color. Activate only as an instant. (For example, if the card's mana cost is {3}{U}{U}{B}, you add {U}{U}{B}.) |
| Meteor Crater | Land | {T}: Choose a color of a permanent you control. Add one mana of that color. | |
| Mishra's Workshop | Land | {T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells. | |
| Mox Opal | 0 | Legendary Artifact | Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts. |
| 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. |
| Honored Heirloom | 3 | Artifact | {T}: Add one mana of any color. {2}, {T}: Exile target card from a graveyard. |
| Birchlore Rangers | G | Creature — Elf Druid Ranger | Tap two untapped Elves you control: Add one mana of any color. Morph {G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 1/1 |