Lumina
Obtain a special pair of tech-like shoes
Go to home of Oleg the hermit, speak to the cat
Drastically reduce cooldown of teleport ability
The hint is shown beside Oleg home (require Knaus to get in the log), there will be an simple art on the wall
Teri
Oobtain green glowing emerald-like object
Go meet the scientist Hypodermia in corner store which is beside Tycoon Mansion with unfinished construction piled up in between
Special potion for critters, cooler color and better combat damage
The hint is shown for her dialog of speaking this object too mysterious and likely would require scientist to figure it out
Clonington
Obtain mysterious blueish fruit
Go meet the scientist Hypodermia in corner store which is beside Tycoon Mansion with unfinished construction piled up in between
Run faster of his Rush ability and easier to control
The hint is shown for his dialog of speaking this fruit mysterious while complaining it and of course, likely you would go to speak up with Hypodermia, his associate
Knaus
Obtain powder bag
Talk to Icnoyotl (a kid proclaim himself a scientist) whom located at the south of Oleg's house
Enlarge dynamite blast diameters
The hint is shown when you first met him as he talked about science and any unknown item you could come to refer him.
Took me sometimes to unlock those four characters special upgrade's puzzle, though I will say it is useless to have all of those upgrade and enhancement because you generally have completed or beaten this game. All there's left his collect all available health shrine.
Purchase health shrine maps
Lumina - Oleg's house
Teri - Klaura's counter
Clonington - Hypodermia's counter
Knaus - Icnoyotl's location
