100% Completion is achieved by completing a set of criteria that includes finding collectibles and completing missions. The Stats menu within the game shows a player's progress towards reaching 100%, both in terms of percentage completed and progress towards each individual component.
The following table shows the requirements for 100% completion and the percentage earned for each component.
|Task||Quantity||% per item||% total|
|Artifacts of Legend||13||?||?|
|Concept art (Ironheade only)||17||?||?|
|Lightning Plug Jumps||24||?||?|
Achieving 100% Completion unlocks the following achievement/trophy:
Achieved 100% Completion on the stats screen.