Lightning Greaves

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Rolling Earthquake

Rolling Earthquake deals X damage to each creature without horsemanship and each player.

Magmaquake

Magmaquake deals X damage to each creature without flying and each planeswalker.

Pyrohemia

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pyrohemia.
{R}: Pyrohemia deals 1 damage to each creature and each player.

Magewright's Stone

{1}, {T}: Untap target creature that has an activated ability with {T} in its cost.

Shard Phoenix

Flying (This creature can't be blocked except by creatures with flying or reach.)
Sacrifice Shard Phoenix: It deals 2 damage to each creature without flying.
{R}{R}{R}: Return Shard Phoenix from your graveyard to your hand. Activate only during your upkeep.

Compost

Whenever a black card is put into an opponent's graveyard from anywhere, you may draw a card.

Earthquake

Earthquake deals X damage to each creature without flying and each player.

Quest for Renewal

Whenever a creature you control becomes tapped, you may put a quest counter on Quest for Renewal.
As long as there are four or more quest counters on Quest for Renewal, untap all creatures you control during each other player's untap step.

Volcanic Fallout

This spell can't be countered.
Volcanic Fallout deals 2 damage to each creature and each player.

Seedborn Muse

Untap all permanents you control during each other player's untap step.

Tumble

Tumble deals 6 damage to each creature with flying.

Rough

Rough deals 2 damage to each creature without flying.

Rough // Tumble

Whipflare

Whipflare deals 2 damage to each nonartifact creature.

Aether Flash

Whenever a creature enters, Aether Flash deals 2 damage to it.

Instill Energy

Enchant creature
Enchanted creature can attack as though it had haste.
{0}: Untap enchanted creature. Activate only during your turn and only once each turn.

Hansk, Slayer Zealot

At the beginning of your upkeep, target opponent creates three Walker tokens. (They're 2/2 black Zombie creatures.)
{T}: Hansk, Slayer Zealot deals 2 damage to target creature.
Whenever a Zombie an opponent controls dies, draw a card.

Reap

Return up to X target cards from your graveyard to your hand, where X is the number of black permanents target opponent controls as you cast this spell.

Thousand-Year Elixir

You may activate abilities of creatures you control as though those creatures had haste.
{1}, {T}: Untap target creature.

Thornbite Staff

Equipped creature has "{2}, {T}: This creature deals 1 damage to any target" and "Whenever a creature dies, untap this creature."
Whenever a Shaman creature enters, you may attach Thornbite Staff to it.
Equip {4}

Swiftfoot Boots

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.)
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)