Snow-Covered Forest

Snow-Covered Swamp

When Archaeomancer enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Target player sacrifices a creature.
Flashback {5}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Put target permanent on top of its owner's library.

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

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

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.
Destroy target nonblack creature. It can't be regenerated.

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

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

When Chittering Rats enters the battlefield, target opponent puts a card from their hand on top of their library.

Put target creature or land on top of its owner's library.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Search your library for a snow land card, put it onto the battlefield tapped, then shuffle.