The new items
gained upon defeating each boss (and sub bosses sometimes), are put to full use in Herobound Spirit Champion.
Not exact matches
Upon defeating these enemies the player
gains health, exp, and new items to buff their characters, (which I hate, but I'll get into that later).
Upon defeating an enemy, each member of your party will
gain XP and when they earn enough to level up their stats will increase.
As well as upgrading yourself through the use of body items you can
gain new abilities from wearing armour that has been created from the body parts of the body parts of the bosses that you have
defeated upon your epic adventure.
Most challenges become available
upon defeated an Adept, while some are generated by
gaining enough Kudos Points.