Boxing Day

Flying {B}: Regenerate this creature.

This land enters tapped. {T}: Add {W}. {1}{W}: This land becomes a 1/5 white Soldier creature until end of turn. It's still a land.

Draw two cards, then discard two cards. Untap up to three lands.

Whenever this creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it.

This land enters tapped. {T}: Add {R}. {1}{R}: This land becomes a 2/1 red Warrior creature with first strike until end of turn. It's still a land....

{T}, Sacrifice this creature: It deals damage equal to its power to any target.

Echo {2}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay ...

{R}: Target creature gets +1/+0 until end of turn.

Whenever this creature becomes tapped, it deals 1 damage to any target.

{T}: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability ...

Enchant creature Enchanted creature gets +1/+0 for each Mountain you control.

This artifact doesn't untap during your untap step. {T}: Add {C}{C}{C}. {4}: Untap this artifact.

Put all enchantments on top of their owners' libraries.

When an opponent casts an instant spell, if this permanent is an enchantment, it becomes a 4/4 Ape creature.

Untap two target creatures. Each of them gets +1/+1 until end of turn.

At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice this enchantment and destroy all lands.

Counter target spell that targets a creature.

At the beginning of each opponent's upkeep, this artifact deals X damage to that player, where X is the number of cards in their hand minus 4.

Target creature gets +0/+4 until end of turn. Cycling {2} ({2}, Discard this card: Draw a card.)

{2}: Regenerate target artifact creature.

Flying, protection from black Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upk...

{1}{U}, {T}: Put target green creature on top of its owner's library.

Creatures you control have first strike.