 |
| ||||||||||
Looks great!
The trees look a bit flat though. The foliage is practically a single color, the few patches do not define any shapes. Some more black on the trunks like in your "Grimm Tayles Background Test" would also enhance the overall look.
I am sure this does not fit with to your limitations, but I thought about something like this:
Unfortunately that breaks the limitations for multicolour character mode.