Mishra's Factory

{T}: Add {C}.
{1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

Abu Ja'far

When Abu Ja'far dies, destroy all creatures blocking or blocked by it. They can't be regenerated.

Angelic Voices

Creatures you control get +1/+1 as long as you control no nonartifact, nonwhite creatures.

Repentant Blacksmith

Plains

Crusade

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Thunder Spirit

Divine Transformation

Enchant creature
Enchanted creature gets +3/+3.

Disenchant

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Strip Mine

{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.

Pikemen

First strike; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Juggernaut

This creature attacks each combat if able.
This creature can't be blocked by Walls.

Black Lotus

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

Sol Ring

Blaze of Glory

Cast this spell only during combat before blockers are declared.
Target creature defending player controls can block any number of creatures this turn. It blocks each attacking creature this turn if able.