Best Open-World Games for Completionists and Collectors

This expansive sequel offers a multi-layered world of sky islands and deep underground caverns filled with hundreds of shrines, Korok seeds, and ancient ruins. The physics-based interaction system encourages creative experimentation, rewarding meticulous exploration with unique solutions and hidden treasures.

FromSoftware’s masterpiece features a vast, interconnected map dotted with legacy dungeons, catacombs, and underground areas. Completionists can strive for 100% achievement unlocks by finding all Talismans, Spirit Ashes, and incantations while navigating a challenging but rewarding open-world structure.

Set in a meticulously detailed American frontier, this game demands patience and observation to find all collectibles, including legendary animals, gold nuggets, and hidden story bundles. The deep simulation mechanics ensure that every corner of the map feels alive and worth exploring for dedicated players.

Spanning the nine Norse realms, this action-adventure game is packed with Nornir chests, Odin's ravens, and Berserker gravestones. The map is dense with optional content, requiring players to solve environmental puzzles and defeat powerful enemies to achieve full completion and uncover the story's mysteries.

Following its extensive updates, Night City offers a sprawling metropolis with numerous gigs, collectibles like Voodoo Boys side quests, and hidden easter eggs. Completionists can dive into the deep lore and explore every alleyway to unlock all cyberware, vehicles, and legendary items.

This sequel expands on its predecessor with even more diverse biomes and mechanical beasts to scan and battle. Collecting all core data, weapon upgrades, and secret locations requires thorough exploration of the lush forests and deserts, offering a satisfying challenge for map completionists.

Set in a dynamic open-world version of England, this RPG features numerous hidden treasures, mystery locations, and Viking sagas. Players can engage in treasure hunting across a vast map, solving puzzles and battling enemies to uncover the secrets of Ravensthorpe and beyond.

This samurai epic features a breathtakingly beautiful island filled with hidden temples, lanterns, and folklore figures. Completionists can strive to clear all areas of enemy presence, find all photo spots, and uncover the truth behind the mysterious Mongol invasion through extensive exploration.

While not a traditional narrative-driven RPG, this game offers a rich ecosystem to explore for materials, ancient trees, and secret items. The Iceborne expansion adds a new, massive map with unique environmental hazards and rare resources that reward persistent hunting and thorough area coverage.

Set in a reimagined Brooklyn, this superhero game is dense with collectibles like storage unit caches, audio logs, and graffiti spots. The compact yet detailed map encourages players to swing through every district to unlock all suits and achievements, making it a rewarding experience for completionists.

This tropical open-world setting features a dense jungle filled with hidden stash locations, radio towers, and underground bunkers. Players can engage in guerrilla warfare while systematically clearing out enemy strongholds to find rare weapons and unlock the mysteries of Yara's revolution.

The predecessor to Forbidden West offers a compelling post-apocalyptic world filled with robotic creatures and ancient ruins. Collecting all machine parts, override codes, and memory fragments requires careful scanning and exploration, providing a satisfying loop for players who enjoy hunting and map exploration.

This unique title revolves around traversing a rugged landscape to deliver packages and rebuild infrastructure. The map is filled with hidden chiralium deposits, secret items, and parallel world gates, encouraging meticulous route planning and thorough exploration to uncover the game's cryptic narrative layers.

Despite its age, this RPG remains a benchmark for open-world depth, with numerous side quests, monster contracts, and hidden treasures. Completionists can strive to find all Gwent cards, witcher gear sets, and secret areas across the expansive worlds of Velen, Skellige, and Novigrad.

This free-to-play RPG features a massive, multi-realm world filled with puzzles, hidden chests, and weekly boss fights. The constant updates add new areas and events, offering endless content for players who enjoy exploring every corner of Teyvat to collect resources and complete achievements.

This loot-shooter features distinct planetary hubs and fast-travel systems that encourage extensive exploration. Players can hunt for legendary weapons, skill trees, and secret vaults across diverse environments, making it a perfect choice for completionists who enjoy grinding and collecting rare drops.

This parkour-focused survival horror game offers a vertical open world filled with hidden caches, safe zones, and side quests. The dynamic day-night cycle adds tension to exploration, rewarding players who brave the dark hours to find rare weapons and uncover the story of Villedor.

This underwater survival game features a massive, alien ocean teeming with hidden biomes, data logs, and lost technology. Completionists must map out the entire ocean floor, from shallow reefs to deep trenches, to uncover the secrets of the planet and build advanced bases.

This procedurally generated space exploration game offers near-infinite planets to discover and catalog. Players can collect rare materials, build bases, and communicate with alien life forms, with updates continuously adding new systems and achievements for dedicated explorers.

Set in the Paranormal Division, this action-adventure game features a shifting, non-Euclidean building filled with hidden documents and secret rooms. Completionists can explore every floor to uncover the lore of the Federal Bureau of Control and collect all upgrades and collectibles.