Rimewood Falls

({T}: Add {G} or {U}.)
Rimewood Falls enters tapped.

Arbor Elf

Woodland Chasm

({T}: Add {B} or {G}.)
Woodland Chasm enters tapped.

Mystic Remora

Cumulative upkeep {1} (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.)
Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

Stasis

Players skip their untap steps.
At the beginning of your upkeep, sacrifice Stasis unless you pay {U}.

Ice Tunnel

({T}: Add {U} or {B}.)
Ice Tunnel enters tapped.

Boreal Druid

Birds of Paradise

Winter Orb

As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.

Elves of Deep Shadow

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

Kaldring, the Rimestaff

{T}: You may play target snow permanent card from your graveyard this turn. If you do, it enters tapped.