I haven't got 100% completion on many games but I felt like I needed to with this one. Odyssey is by far my favorite ac game and may even be my favorite
After 179 hours I finally reached 100% completion. : r/AssassinsCreedOdyssey
Assassins Creed: Odyssey Savegame Download 100% all DLC - SavegameDownload.com
Assassin's Creed Origins Trophy Guide & Roadmap
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AC Odyssey How Long to Beat - naguide
Assassin's Creed Odyssey Trophy Guide & Roadmap
AC Origins] Old Habits and 100% game progress | The Hidden Blade
So you actually can't 100% complete the game without grinding the companion app : r/assassinscreed
I've achieved 100% completion in Assassin's Creed Odyssey