5 cards where the text includes “is spent” and the card types include “land”

Boseiju, Who Shelters All (Champions of Kamigawa #273)

Boseiju, Who Shelters All

Legendary Land

Boseiju, Who Shelters All enters the battlefield tapped.

{T}, Pay 2 life: Add {C}. If that mana is spent on an instant or sorcery spell, that spell can’t be countered.

Illustrated by Ralph Horsley

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Guildmages' Forum (Guilds of Ravnica #250)

Guildmages' Forum

Land

{T}: Add {C}.

{1}, {T}: Add one mana of any color. If that mana is spent on a multicolored creature spell, that creature enters the battlefield with an additional +1/+1 counter on it.

Illustrated by Adam Paquette

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Hall of the Bandit Lord (Champions of Kamigawa #277)

Hall of the Bandit Lord

Legendary Land

Hall of the Bandit Lord enters the battlefield tapped.

{T}, Pay 3 life: Add {C}. If that mana is spent on a creature spell, it gains haste.

Illustrated by Paolo Parente

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Path of Ancestry (Outlaws of Thunder Junction Commander #310)

Path of Ancestry

Land

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander’s color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Illustrated by Alayna Danner

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Primal Amulet // Primal Wellspring (Ixalan #243)
Primal Amulet // Primal Wellspring (Ixalan #243)

Primal Amulet {4}

Artifact

Instant and sorcery spells you cast cost {1} less to cast.

Whenever you cast an instant or sorcery spell, put a charge counter on Primal Amulet. Then if there are four or more charge counters on it, you may remove those counters and transform it.

Primal Wellspring

Land

(Transforms from Primal Amulet.)

{T}: Add one mana of any color. When that mana is spent to cast an instant or sorcery spell, copy that spell and you may choose new targets for the copy.

Illustrated by John Avon

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny

The arc of my blade has carved a path of light to the end of these results.