Mountain

Spore Frog

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

Birds of Paradise

Altar of Dementia

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

Karplusan Forest

{T}: Add {C}.
{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.

Verdant Succession

Whenever a green nontoken creature dies, that creature's controller may search their library for a card with the same name as that creature, put it onto the battlefield, then shuffle.

Llanowar Elves

Tinder Wall

Defender (This creature can't attack.)
Sacrifice Tinder Wall: Add {R}{R}.
{R}, Sacrifice Tinder Wall: It deals 2 damage to target creature it's blocking.

Loaming Shaman

When Loaming Shaman enters, target player shuffles any number of target cards from their graveyard into their library.

Eternal Witness

When Eternal Witness enters, you may return target card from your graveyard to your hand.

Nantuko Tracer

When Nantuko Tracer enters, you may put target card from a graveyard on the bottom of its owner's library.