Fencing Ace

Double strike (This creature deals both first-strike and regular combat damage.)

Stonefury

Stonefury deals damage to target creature equal to the number of lands you control.

Liesa, Shroud of Dusk

Rather than pay {2} for each previous time you've cast this spell from the command zone this game, pay 2 life that many times.
Flying, lifelink
Whenever a player casts a spell, they lose 2 life.

Corpse Churn

Mill three cards, then you may return a creature card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

Marble Diamond

Marble Diamond enters tapped.
{T}: Add {W}.

Flood of Recollection

Return target instant or sorcery card from your graveyard to your hand. Exile Flood of Recollection.

Welding Sparks

Welding Sparks deals X damage to target creature, where X is 3 plus the number of artifacts you control.

Lifecrafter's Gift

Put a +1/+1 counter on target creature, then put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Imperious Perfect

Other Elves you control get +1/+1.
{G}, {T}: Create a 1/1 green Elf Warrior creature token.

Skaab Goliath

As an additional cost to cast this spell, exile two creature cards from your graveyard.
Trample

Grafted Wargear

Equipped creature gets +3/+2.
Whenever Grafted Wargear becomes unattached from a permanent, sacrifice that permanent.
Equip {0} ({0}: Attach to target creature you control. Equip only as a sorcery.)

Scholar of Stars

When Scholar of Stars enters, if you control an artifact, draw a card.

Staunch Throneguard

Vigilance
When Staunch Throneguard enters, you become the monarch.

Ambush Viper

Thorn of the Black Rose

Deathtouch
When Thorn of the Black Rose enters, you become the monarch.

Opal Palace

{T}: Add {C}.
{1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

Horizon Stone

If you would lose unspent mana, that mana becomes colorless instead.

Blim, Comedic Genius

Flying
Whenever Blim, Comedic Genius deals combat damage to a player, that player gains control of target permanent you control. Then each player loses life and discards cards equal to the number of permanents they control but don't own.