Taiga

Birds of Paradise

Mox Pearl

Underground Sea

Time Walk

Meekstone

Creatures with power 3 or greater don't untap during their controllers' untap steps.

Braingeyser

Swamp

Timetwister

Each player shuffles their hand and graveyard into their library, then draws seven cards. (Then put Timetwister into its owner's graveyard.)

Mountain

Fastbond

You may play any number of lands on each of your turns.
Whenever you play a land, if it wasn't the first land you played this turn, Fastbond deals 1 damage to you.

Llanowar Elves

Black Lotus

{T}, Sacrifice Black Lotus: Add three mana of any one color.

Sol Ring

Wild Growth

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

Ancestral Recall

Mox Sapphire

Winter Orb

As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Channel

Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add {C}.

Regrowth

Return target card from your graveyard to your hand.

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.