Boxing Day

{T}: Add {C}{C}.

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

{T}: Add three mana of any one color.

Indestructible (Effects that say "destroy" don't destroy this artifact.) {T}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity.

As Metallic Mimic enters, choose a creature type. Metallic Mimic is the chosen type in addition to its other types. Each other creature you control...

As Metallic Mimic enters, choose a creature type. Metallic Mimic is the chosen type in addition to its other types. Each other creature you control...

Whenever a nontoken creature enters, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

Whenever a nontoken creature enters, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

Prevent all combat damage that would be dealt to attacking creatures you control.

Prevent all combat damage that would be dealt to attacking creatures you control.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin War...

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin War...

{1}{G}, {T}: You may put a creature card from your hand onto the battlefield.

{1}{G}, {T}: You may put a creature card from your hand onto the battlefield.

{T}: Exile up to two target cards from a single graveyard. Unlicensed Hearse's power and toughness are each equal to the number of cards exiled wit...

{T}: Exile up to two target cards from a single graveyard. Unlicensed Hearse's power and toughness are each equal to the number of cards exiled wit...

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

{T}: Add {C}{C}.

{T}: Add {C}{C}.

Sacrifice a creature: Add {C}{C}.