Review for LEGO set 6705 Space Explorers from Brickset
Variety of minifigures — “Although the mini figures aren't from the same sub theme, they have similarities and it was easy to make an army with them. This is now not the case as they are hard to find. But with the mini figure packs from the classic space theme it is easy to increase cities (they can... More be used as citizens), or also to increase the action on spaceships or command bases.”
Full review at brickset.com