Presence of the Master

Whenever a player casts an enchantment spell, counter it.

Scavenger Folk

{G}, {T}, Sacrifice Scavenger Folk: Destroy target artifact.

Mox Pearl

Crumble

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

Urza's Bauble

{T}, Sacrifice Urza's Bauble: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.

Muscle Sliver

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Mountain

Ancestral Recall

Barbed Sextant

{1}, {T}, Sacrifice Barbed Sextant: Add one mana of any color. Draw a card at the beginning of the next turn's upkeep.

Worldly Tutor

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Wall of Blossoms

Defender
When Wall of Blossoms enters, draw a card.

Forest

Sliver Queen

{2}: Create a 1/1 colorless Sliver creature token.

Island

Tundra

Capsize

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Return target permanent to its owner's hand.

Plains

Gemstone Mine

Gemstone Mine enters with three mining counters on it.
{T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.

Crystalline Sliver

All Slivers have shroud. (They can't be the targets of spells or abilities.)

Brown Ouphe

{1}{G}, {T}: Counter target activated ability from an artifact source. (Mana abilities can't be targeted.)

Talon Sliver

Winged Sliver

Rampant Growth

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