World's Smallest Micro Figures Mars Attacks! Collect classic Mars Attacks characters from the science fiction-themed trading card series released in 1962 by Topps. Now available in a micro size! Measuring up to 1.25 inches tall, each highly detailed and articulated micro-figure comes with 1 weapon, 1 sticker, 1 mini display case, and 1 stand. Collect Martian and Unfortunate Victim. Each is sold separately.