Boxing Day

Flying Whenever Niv-Mizzet deals damage to a player, you may draw a card. {U}{R}: Niv-Mizzet deals 1 damage to any target.

Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. {T}: Draw a card.

{1}{U}{R}: Draw a card, then discard a card. {2}{U}{R}: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

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

Flying, vigilance Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its...

{T}: Add {C}. {1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters with...

Target player draws four cards.

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

As an additional cost to cast this spell, you may reveal a Dragon card from your hand. Defender, flying When this creature enters, if you revealed ...

When this creature enters, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal t...

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {W}{B}.

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

{1}, {T}: Add {W}{B}.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of tu...

Converge — You draw X cards and lose X life, where X is the number of colors of mana spent to cast this spell.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, return target creature card from your graveyard to ...

This land 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 that s...

Flying When this creature enters, destroy target creature an opponent controls. Whenever a creature an opponent controls dies, exile it and put a +...

Whenever this creature or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrific...

Trample This creature enters with seven +1/+1 counters on it. Whenever this creature deals damage, you gain that much life. If damage would be deal...

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1.