Boxing Day

You may have this land enter tapped as a copy of any land card in a graveyard, except it's a Cave in addition to its other types. {T}: Add {C}.

{T}, Pay 1 life: Add one mana of any color.

{T}: Add {C}. {2}, {T}: This land becomes a copy of target land, except it has this ability.

{T}: Add {C}. {1}, {T}: Untap target land.

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

This land enters tapped. {T}: Add {U} or {B}.

This land enters tapped. {T}: Add {R} or {W}.

This land enters tapped. {T}: Add {B}.

This land enters tapped. {T}: Add {W} or {B}.

This land enters tapped. {T}: Add {G} or {U}.

This land enters tapped. {T}: Add {R} or {G}.

When this land enters, you gain 2 life. {T}: Add {C}.

This land enters tapped unless you control a Mountain or a Forest. {T}: Add {U}. {U}, {T}: The next spell you cast this turn can't be countered.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {R} or {G}.

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

Path of Ancestry enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell...

Frontier Bivouac enters tapped. {T}: Add {G}, {U}, or {R}.

When Aether Hub enters, you get {E} (an energy counter). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color.

({T}: Add {B}.)

({T}: Add {W}.)

{T}: Add {R}. {T}: Add {U}. Activate only if you control an Island or a Mountain.

{T}: Add {G}. {T}: Add {B}. Activate only if you control a Swamp or a Forest.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {U}.

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.) {T...