M:tG card similarity search
1 · Artifact
At the beginning of your upkeep, you may add {C}{C}. You can't spend this mana to cast spells.
| Name | Mana | Type | Text |
|---|---|---|---|
| Cavern of Souls | Land | As Cavern of Souls 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, and that spell can't be countered. | |
| Barren Glory | 4WW | Enchantment | At the beginning of your upkeep, if you control no permanents other than Barren Glory and have no cards in hand, you win the game. |
| Rahilda, Wanted Cutthroat | 1R | Legendary Creature — Human Werewolf | First strike When Rahilda, Wanted Cutthroat deals combat damage to a player, exile a nonland card from their library at random. During any turn you attacked with a Wolf or Werewolf, you may cast that card and you may spend mana as though it were mana of any color to cast that spell. Daybound 2/2 |
| Cascading Cataracts | Land | Indestructible {T}: Add {C}. {5}, {T}: Add five mana in any combination of colors. | |
| Shyft | 4U | Creature — Shapeshifter | At the beginning of your upkeep, you may have Shyft become the color or colors of your choice. (This effect lasts indefinitely.) 4/2 |
| Axis of Mortality | 4WW | Enchantment | At the beginning of your upkeep, you may have two target players exchange life totals. |
| Tidal Force | 5UUU | Creature — Elemental | At the beginning of each upkeep, you may tap or untap target permanent. 7/7 |
| Underdome | Land | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to pay Un-costs. | |
| Plaza of Heroes | Land | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell. {T}: Add one mana of any color among legendary permanents you control. {3}, {T}, Exile Plaza of Heroes: Target legendary creature gains hexproof and indestructible until end of turn. | |
| Rosheen Meanderer | 3R/G | Legendary Creature — Giant Shaman | {T}: Add {C}{C}{C}{C}. Spend this mana only on costs that contain {X}. 4/4 |