Captivating Cave | Land | Cave | {T}: Add {C}.
{1}, {T}: Add one mana of any color.
{4}, {T}, Sacrifice Captivating Cave: Put two +1/+1 counters on target creature. Activate only as a sorcery. | Lorenzo Lanfranconi
2.0 LSV
Hidden Cataract | Land | Cave | Hidden Cataract enters the battlefield tapped.
{T}: Add {U}.
{4}{U}, {T}, Sacrifice Hidden Cataract: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) | Josu Solano
2.5 LSV
Hidden Courtyard | Land | Cave | Hidden Courtyard enters the battlefield tapped.
{T}: Add {W}.
{4}{W}, {T}, Sacrifice Hidden Courtyard: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) | Josu Solano
2.5 LSV
Hidden Necropolis | Land | Cave | Hidden Necropolis enters the battlefield tapped.
{T}: Add {B}.
{4}{B}, {T}, Sacrifice Hidden Necropolis: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) | Svetlin Velinov
2.5 LSV
Hidden Nursery | Land | Cave | Hidden Nursery enters the battlefield tapped.
{T}: Add {G}.
{4}{G}, {T}, Sacrifice Hidden Nursery: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) | Álvaro Calvo Escudero
2.5 LSV
Hidden Volcano | Land | Cave | Hidden Volcano enters the battlefield tapped.
{T}: Add {R}.
{4}{R}, {T}, Sacrifice Hidden Volcano: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) | Logan Feliciano
2.5 LSV
Promising Vein | Land | Cave | {T}: Add {C}.
{1}, {T}, Sacrifice Promising Vein: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. | Julian Kok Joon Wen
2.5 LSV
Plains | Basic Land | Plains | ({T}: Add {W}.) | Olga Tereshenko
Island | Basic Land | Island | ({T}: Add {U}.) | WFlemming Illustration
Swamp | Basic Land | Swamp | ({T}: Add {B}.) | Elektrodeko
Mountain | Basic Land | Mountain | ({T}: Add {R}.) | BEMOCS
Forest | Basic Land | Forest | ({T}: Add {G}.) | Matteo Bassini