Ponder

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

Bonder's Ornament

{T}: Add one mana of any color.
{4}, {T}: Each player who controls a permanent named Bonder's Ornament draws a card.

Tremble

Each player sacrifices a land of their choice.

Dramatic Reversal

Untap all nonland permanents you control.

Raze

As an additional cost to cast this spell, sacrifice a land.
Destroy target land.

Mountain

Cerulean Wisps

Target creature becomes blue until end of turn. Untap that creature.
Draw a card.

Snap

Return target creature to its owner's hand. Untap up to two lands.

Ash Barrens

{T}: Add {C}.
Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Disruptive Pitmage

{T}: Counter target spell unless its controller pays {1}.
Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flame Slash

Flame Slash deals 4 damage to target creature.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.