Lego Galactus, Sentinel, Robbby the Robot, Batman, and more by Eric Duron. Instructions for many are on sale here, and instructions for Batman are free. Via.
Chibi Star Destroyer by Sparkart!.
Lego spaceship by Jason Corlett.
Boba Fett, Wolverine, Venom, and a winged centaur by Mortal Swordsman.
Mech, tiny mech, tiny Hiss tank and Destro by Angus MacLane.
The Fortune Demon by Mihai Marius Mihu.
Mech by blockaderunner.
Stealth helicopter by Simon James. Via.
Falcon racer by Zane Houston.
Armored personnel carrier by Evan B.
*Buy Lego minifigs at Amazon.