Release in parts then.
1) $2 for tutorial and starting town + hopefully a lot of bug reports.
2) Everyone who got part 1, get part 2 at 60% discount. $5 for all of part 1 (with most bugs fixed) + second and third town and surrounding areas + bug reports
3) Same as before but for 1 and 2. $8 for 1 and 2 and whatever is in part 3.
.
.
.
1) $2 for tutorial and starting town + hopefully a lot of bug reports.
2) Everyone who got part 1, get part 2 at 60% discount. $5 for all of part 1 (with most bugs fixed) + second and third town and surrounding areas + bug reports
3) Same as before but for 1 and 2. $8 for 1 and 2 and whatever is in part 3.
.
.
.