Boxing Day

Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add {C}.

Cast this spell only during your declare attackers step. This turn, instead of declaring blockers, each defending player chooses any number of crea...

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

Cast this spell only before the combat damage step. Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the be...

Enchant creature Enchanted creature gets +X/+Y, where X is half the number of Forests you control, rounded down, and Y is half the number of Forest...

Each player discards their hand, then draws seven cards.

Defender (This creature can't attack.)

Defender (This creature can't attack.) {R}: Wall of Fire gets +1/+0 until end of turn.

{R}: Regenerate Uthden Troll.

Trample Two-Headed Giant of Foriys can block an additional creature each combat.

Regenerate target creature.

Destroy target Wall. It can't be regenerated.

Destroy target land.

{T}: Target creature you control with toughness less than Stone Giant's power gains flying until end of turn. Destroy that creature at the beginnin...

Players can't untap more than one creature during their untap steps.

Flying (This creature can't be blocked except by creatures with flying or reach.) {R}: Shivan Dragon gets +1/+0 until end of turn.

Destroy target artifact.

Sedge Troll gets +1/+1 as long as you control a Swamp. {B}: Regenerate Sedge Troll.

Rock Hydra enters the battlefield with X +1/+1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1/+1 counter on it...

Flying

Choose one — • Counter target blue spell. • Destroy target blue permanent.

White creatures get +1/+1.

Whenever one or more creatures you control attack, each defending player divides all creatures without flying they control into a "left" pile and a...

At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the...