FOSS gamedev and creative worlds

ok this is my second map this time a made the map with my best friend Octupuslegs

here for download \l/
http://www.mediafire.com/?3dree71k0uww4a9

ubjective: finish the chalenges on the moreores:mihtril_block
p.s. if u fall there is water to save u just take the tp back up
importent:log in as player or NEFF (if u r playing in singleplayer there is a tp at -32,2,-9)
pics:http://www.mediafire.com/?i5hcz3y2lxmjmdf
mods needed moreoers,teleporter_pads
if games crashs tel me and ill take a look it will most likely be a mod problem

Screenshots, Style of map, objective (exploration, city me+Octupuslegs made, etc)?