Boxing Day

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Lightning Bolt deals 3 damage to any target.

Keldon Warlord's power and toughness are each equal to the number of non-Wall creatures you control.

White creatures get +1/+1.

Ironclaw Orcs can't block creatures with power 2 or greater.

Flying {R}: Granite Gargoyle gets +0/+1 until end of turn.

Other Goblin creatures get +1/+1 and have mountainwalk. (They can't be blocked as long as defending player controls a Mountain.)

{R}: Goblin Balloon Brigade gains flying until end of turn.

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Destroy all Plains.

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

At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains.

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

Cast this spell only during the declare blockers step. Remove target creature defending player controls from combat. Creatures it was blocking that...

Enchant enchantment At the beginning of the upkeep of enchanted enchantment's controller, Feedback deals 1 damage to that player.

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Enchant creature When enchanted creature dies, Creature Bond deals damage equal to that creature's toughness to the creature's controller.

Counter target spell.

You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield, except it's an enchantment in addition to its other ...

Enchant creature You control enchanted creature.