Cephalid Snitch

Sacrifice Cephalid Snitch: Target creature loses protection from black until end of turn.

Nefarious Lich

If damage would be dealt to you, exile that many cards from your graveyard instead. If you can’t, you lose the game.
If you would gain life, draw that many cards instead.
When Nefarious Lich leaves the battlefield, you lose the game.

Screams of the Damned

, Exile a card from your graveyard: Screams of the Damned deals 1 damage to each creature and each player.

Skyshooter

Reach (This creature can block creatures with flying.)
, Sacrifice Skyshooter: Destroy target attacking or blocking creature with flying.

Salt Marsh

Salt Marsh enters the battlefield tapped.
: Add or .

Ice Cave

Whenever a player casts a spell, any other player may pay that spell’s mana cost. If a player does, counter the spell. (Mana cost includes color.)

Jalum Tome

, : Draw a card, then discard a card.

Shifting Sky

As Shifting Sky enters the battlefield, choose a color.
All nonland permanents are the chosen color.

Treva’s Ruins

When Treva’s Ruins enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner’s hand.
: Add , , or .

Skyshroud Blessing

All lands gain shroud until end of turn. (They can’t be the targets of spells or abilities.)
Draw a card.

Elfhame Palace

Elfhame Palace enters the battlefield tapped.
: Add or .

Capashen Unicorn

, , Sacrifice Capashen Unicorn: Destroy target artifact or enchantment.

Salt Marsh

Salt Marsh enters the battlefield tapped.
: Add or .