Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Rhystic Cave

· Land

{T}: Choose a color. Add one mana of that color unless any player pays {1}. Activate only as an instant.

Similar cards

Color identity:
NameManaTypeText
Bubbling Muck BSorcery Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}.
Fractured Powerstone 2Artifact {T}: Add {C}. {T}: Roll the planar die. Activate only as a sorcery.
Elemental Resonance 2GGEnchantment — Aura Enchant permanent At the beginning of your precombat main phase, add mana equal to enchanted permanent's mana cost. (Mana cost includes color. If a mana symbol has multiple colors, choose one.)
Convergence of Dominion 3Artifact Dynastic Command Node — As long as you control your commander, activated abilities of cards in your graveyard cost {2} less to activate. This effect can't reduce the mana in that ability's activation cost to less than one mana. Translocation Protocols — {3}, {T}: Mill three cards.
King Narfi's Betrayal 1UBEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Each player mills four cards. Then you may exile a creature or planeswalker card from each graveyard. II, III — Until end of turn, you may cast spells from among cards exiled with King Narfi's Betrayal, and you may spend mana as though it were mana of any color to cast those spells.
Pygmy Hippo GUCreature — Hippo Whenever Pygmy Hippo attacks and isn't blocked, you may have defending player activate a mana ability of each land they control and lose all unspent mana. If you do, Pygmy Hippo assigns no combat damage this turn and at the beginning of your next main phase this turn, you add an amount of {C} equal to the amount of mana that player lost this way. 2/2
Indigo Faerie 1UCreature — Faerie Wizard Flying {U}: Target permanent becomes blue in addition to its other colors until end of turn. 1/1
Sulam Djinn 5GCreature — Djinn Trample Sulam Djinn gets -2/-2 as long as green is the most common color among all permanents or is tied for most common. 6/6
Curious Homunculus 1UCreature — Homunculus {T}: Add {C}. Spend this mana only to cast an instant or sorcery spell. At the beginning of your upkeep, if there are three or more instant and/or sorcery cards in your graveyard, transform Curious Homunculus. 1/1
Weaver of Currents 1GUCreature — Naga Druid {T}: Add {C}{C}. 2/2
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