Short route:

cut finger
get cement
mould goo into statuette
flatten base
put figurine on altar
out
x statue
out
up
break hatch
w

Scenic route:

x me
x you
x him
x bag
x statue
x altar
get food
put it on altar
x altar
out
out
x statue
out
get cement
drop it
get it
mould it
squish it
mould it
squish it
get sheep
in
sacrifice sheep
put carcass on altar
make goo into figurine
put figurine on blood
get it
level off base with knife
put figurine on altar
x hatch
out
up
x hatch
open it
break it with axe
x star
repair hatch
break leggat
repair hatch
w

Other things to try:

Suicide (two possible methods)