Hammer of Purphoros

Creatures you control have haste.
{2}{R}, {T}, Sacrifice a land: Create a 3/3 colorless Golem enchantment artifact creature token.

Cryptolith Rite

Creatures you control have "{T}: Add one mana of any color."

Primal Vigor

If one or more tokens would be created, twice that many of those tokens are created instead.
If one or more +1/+1 counters would be put on a creature, twice that many +1/+1 counters are put on that creature instead.

Battery Bearer

Creatures you control have "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell."
Whenever you cast an artifact spell with mana value 6 or greater, draw a card.

Fires of Yavimaya

Creatures you control have haste.
Sacrifice Fires of Yavimaya: Target creature gets +2/+2 until end of turn.

Mana Reflection

If you tap a permanent for mana, it produces twice as much of that mana instead.

Cloudshredder Sliver

Sliver creatures you control have flying and haste.

Fervor

Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

Sliver Queen

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

Rising of the Day

Creatures you control have haste.
Legendary creatures you control get +1/+0.

Parallel Lives

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

Anointed Procession

Adrix and Nev, Twincasters

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
If one or more tokens would be created under your control, twice that many of those tokens are created instead.

Hellraiser Goblin

Creatures you control have haste and attack each combat if able.

Training Grounds

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Doubling Season

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Inga and Esika

Creatures you control have vigilance and "{T}: Add one mana of any color. Spend this mana only to cast a creature spell."
Whenever you cast a creature spell, if three or more mana from creatures was spent to cast it, draw a card.

Manaweft Sliver

Sliver creatures you control have "{T}: Add one mana of any color."

Sol Ring

Elven Chorus

You may look at the top card of your library any time.
You may cast creature spells from the top of your library.
Creatures you control have "{T}: Add one mana of any color."