MTG

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.) When you u...

Golgari Rot Farm enters tapped. When Golgari Rot Farm enters, return a land you control to its owner's hand. {T}: Add {B}{G}.

({T}: Add {B} or {R}.) Geothermal Bog enters tapped.

As Foreboding Ruins enters, you may reveal a Swamp or Mountain card from your hand. If you don't, Foreboding Ruins enters tapped. {T}: Add {B} or {R}.

{T}: Add {C}. {G/U}, {T}: Add {G}{G}, {G}{U}, or {U}{U}.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has "{T}: Add {G}.")

{T}: Add {C}. {3}: Return Drownyard Temple from your graveyard to the battlefield tapped.

Dragonskull Summit enters tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

Dimir Aqueduct enters tapped. When Dimir Aqueduct enters, return a land you control to its owner's hand. {T}: Add {U}{B}.

Whenever an opponent casts a noncreature spell, Gleeful Arsonist deals damage equal to its power to that player. Undying (When this creature dies, ...

Darkmoss Bridge enters tapped. Indestructible {T}: Add {B} or {G}.

{T}: Add {C}. {T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

Castle Vantress enters tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

({T}: Add {B} or {R}.) Canyon Slough enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

Bojuka Bog enters tapped. When Bojuka Bog enters, exile target player's graveyard. {T}: Add {B}.

Bloodfell Caves enters tapped. When Bloodfell Caves enters, you gain 1 life. {T}: Add {B} or {R}.

Blackcleave Cliffs enters tapped unless you control two or fewer other lands. {T}: Add {B} or {R}.

Barren Moor enters tapped. {T}: Add {B}. Cycling {B} ({B}, Discard this card: Draw a card.)

Azorius Chancery enters tapped. When Azorius Chancery enters, return a land you control to its owner's hand. {T}: Add {W}{U}.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuf...

First strike, haste Whenever a player taps a land for mana, if Barbflare Gremlin is tapped, that player adds one mana of any type that land produce...

Arcane Sanctum enters tapped. {T}: Add {W}, {U}, or {B}.