Avalanche

Balduvian Barbarians

Balduvian Hydra

This creature enters with X +1/+0 counters on it.
Remove a +1/+0 counter from this creature: Prevent the next 1 damage that would be dealt to it this turn.
{R}{R}{R}: Put a +1/+0 counter on this creature. Activate only during your upkeep.

Barbarian Guides

{2}{R}, {T}: Choose a land type. Target creature you control gains snow landwalk of the chosen type until end of turn. Return that creature to its owner's hand at the beginning of the next end step. (It can't be blocked as long as defending player controls a snow land of that type.)

Battle Frenzy

Green creatures you control get +1/+1 until end of turn.
Nongreen creatures you control get +1/+0 until end of turn.

Bone Shaman

{B}: Until end of turn, this creature gains "Creatures dealt damage by this creature this turn can't be regenerated this turn."

Brand of Ill Omen

Enchant creature
Cumulative upkeep {R} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Enchanted creature's controller can't cast creature spells.

Chaos Lord

First strike
At the beginning of your upkeep, target opponent gains control of this creature if the number of permanents is even.
This creature can attack as though it had haste unless it entered this turn.

Chaos Moon

At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type.

Cooperation

Enchant creature
Enchanted creature has banding. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Conquer

Curse of Marit Lage

When this enchantment enters, tap all Islands.
Islands don't untap during their controllers' untap steps.

Dwarven Armory

{2}, Sacrifice a land: Put a +2/+2 counter on target creature. Activate only during any upkeep step.

Errantry

Enchant creature
Enchanted creature gets +3/+0 and can only attack alone.

Flame Spirit

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

Flare

Flare deals 1 damage to any target.
Draw a card at the beginning of the next turn's upkeep.

Ice Age