Ursine Fylgja enters with four healing counters on it.Remove a healing counter from Ursine Fylgja: Prevent the next 1 damage that would be dealt to Ursine Fylgja this turn.: Put a healing counter on Ursine Fylgja.
Reach (This creature can block creatures with flying.)Whenever Frostweb Spider blocks a creature with flying, put a +1/+1 counter on Frostweb Spider at end of combat.
Enchant creatureWhen Shape of the Wiitigo enters, put six +1/+1 counters on enchanted creature.At the beginning of your upkeep, put a +1/+1 counter on enchanted creature if it attacked or blocked since your last upkeep. Otherwise, remove a +1/+1 counter from it.
Cumulative upkeep—Put two cards from a single graveyard on the bottom of their owner's library. (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.)
Enchant creatureCumulative upkeep (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. can be paid with one mana from a snow source.)Enchanted creature gets +3/+3 for each age counter on Glacial Plating.
FlyingRimefeather Owl's power and toughness are each equal to the number of snow permanents on the battlefield.: Put an ice counter on target permanent.Permanents with ice counters on them are snow.
Cumulative upkeep (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. can be paid with one mana from a snow source.)If a creature would deal combat damage to you and/or one or more creatures you control, prevent X of that damage, where X is the number of age...
: Remove target blocking creature from combat. Creatures it was blocking that hadn't become blocked by another creature this combat become unblocked, then it blocks an attacking creature of your choice. Activate only during the declare blockers step.
FlyingCumulative upkeep—Gain control of a land you don't control. (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.)Herald of Leshrac gets +1/+1 for each land you control but don't own.When Herald of Leshrac leaves the battlefield, each player gains control...
Whenever Ohran Viper deals combat damage to a creature, destroy that creature at end of combat.Whenever Ohran Viper deals combat damage to a player, you may draw a card.
Enchant creatureEnchanted creature can't block, and its activated abilities can't be activated.: Enchanted creature gains defender until end of turn. ( can be paid with one mana from a snow source.)
Counter target spell.Recover (When a creature is put into your graveyard from the battlefield, you may pay . If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)
Flying: Tap target creature and put an ice counter on it. ( can be paid with one mana from a snow source.)Creatures with ice counters on them don't untap during their controllers' untap steps.