By Date
warping railgun
XatReltih 8 comments
Energy Collider (EC)
XatReltih 2 comments
warp + glow = infinite phot
XatReltih 0 comments
dyson sphere
XatReltih 0 comments
metallic alloy
XatReltih 0 comments
far future engine
XatReltih 0 comments
remake things for fusion
XatReltih 2 comments
stacked plutonium nuke
XatReltih 0 comments
neutrite
XatReltih 1 comments