Boxing Day

Library enters the battlefield tapped. {T}: Add {U} or {R}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this...

Kitchen enters the battlefield tapped. {T}: Add {G} or {U}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this...

Lonely Arroyo enters the battlefield tapped. When Lonely Arroyo enters the battlefield, it deals 1 damage to target opponent. {T}: Add {W} or {U}.

{T}: Add {C}{C}. Activate only if you control five or more lands.

Thriving Moor enters the battlefield tapped. As Thriving Moor enters the battlefield, choose a color other than black. {T}: Add {B} or one mana of ...

Smoldering Crater enters the battlefield tapped. {T}: Add {R}. Cycling {2} ({2}, Discard this card: Draw a card.)

Remote Isle enters the battlefield tapped. {T}: Add {U}. Cycling {2} ({2}, Discard this card: Draw a card.)

Archway Commons enters the battlefield tapped. When Archway Commons enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of a...

({T}: Add {B} or {R}.) Sulfurous Mire enters the battlefield tapped.

Shimmerdrift Vale enters the battlefield tapped. As Shimmerdrift Vale enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

Rupture Spire enters the battlefield tapped. When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any c...

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

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

{T}: Add {C}. {4}, {T}, Sacrifice Throne of the High City: You become the monarch.

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {W}.

This land enters tapped. {T}: Add {B} or {G}. {2}{B}{G}, {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)