- neat dynamic.
- nowhere necessary to have that big of a field.
- mouse aim would be better.
- cpu hell b/c you've got too many things to keep track of.
- add an expiry to gems
- add a distance-to-player expiry for mobs.
- add more plants.
- add hover over each plant to see borophyl/second.
- remember which menu shop was last in.
- do not allow max items to be purchased.
- place max items at the end of the list.
keep it up. good job.