TBH, at first I thought about a bit different game, more like opposite to "unblock me", where player should unblock one block out of puzzle. But things changed at process)
Yes, generation is kinda hard and I can't say it's good enough - I'm rewriting it right now
Highlighting is in plans too as well as different map sizes and different tilesets
Time limitation was very crucial and I'm surprized that managed to be in it..
Thanks a lot for your comment!