The sword works well, and the optimisations are pretty good. Nice work.
I assume the sword will be moved to the first quest as one of the NPCs tells you to get a weapon.
After that a spyglass would be a valued treasure.
I kinda feel like the mini-map should be a power you gain or activate maybe after gaining a spyglass (perhaps also have it as optional, or off for a harder mode).
I don't feel like I'm ever being stealthy while not being able to crouch.
I suggest the use of the middle mouse button and wheel for something (could work for focusing or zooming the spyglass.
Bugs: Cacti have no collision.
Dead creatures still show on the mini-map.
I spoke to Rexxar on my way to the treasure but he didn't have anything to say other than a "?"