If you've spent even a few hours exploring the vibrant, monster-filled biomes of Monster Hunter Wilds, you've almost certainly run into locked chests, sealed cave entrances, or glowing shrines that require a specific monster hunter wilds key to open. Many players write these off as unimportant side content, or waste hours guessing where to find the right key for the locks they stumble across. This guide breaks down everything you need to know about key types, farming methods, common mistakes, and hidden unlocks so you never leave valuable rewards behind again.
What Each Monster Hunter Wilds Key Unlocks, and Why You Should Prioritize Collecting Them
Keys in Wilds fall into four core categories, each tied to specific types of unlocks. Common chest keys work on standard wooden and metal chests found scattered across outposts and biomes, while biome-specific keys only work on locks in their matching region, like the volcanic crack key or ice cave key. Monster-specific keys drop from high-rank variants of specific monsters, and shrine keys unlock ancient, puzzle-locked structures hidden in remote areas of the map.
Rewards for opening these locks range from handy midgame consumables to game-changing endgame gear. You can expect to find rare decoration slots that add powerful passive effects to your armor, exclusive layered armor sets that let you customize your hunter's look without sacrificing stats, and max level upgrade materials for endgame weapons that can take 10+ hours to farm from monster drops alone. I missed three biome keys on my first playthrough, and only realized later I locked myself out of a set of fire-resistant armor that would have made the volcanic biome grind 10x easier.
Some keys also unlock secret side quests that let you hunt rare, variant monsters that don't show up in the main quest line. These monsters drop unique materials that can't be found anywhere else, so collecting keys is well worth the extra effort even if you don't care about cosmetic rewards.
The Most Reliable Ways to Farm Common and Rare Keys
You don't have to wander aimlessly hoping to stumble across keys if you know the most consistent farming spots and methods. Common keys drop fairly regularly from standard gathering spots, small monster kills, and low to mid-rank quest rewards, so you'll likely build up a stock of them without even trying as you play through the main story. Rare keys, on the other hand, require a bit more targeted effort to find.
Follow these proven tips to farm keys fast without wasting hours on low-yield activities:
Don't waste time farming low-rank quests for rare keys – they only drop in high-rank and master rank content, so you're better off progressing the main story to master rank first before you start grinding for rare variants. You can also trade excess monster materials for common keys at any outpost vendor if you run out mid-exploration.
Common Mistakes to Avoid When Using Your Keys
Even experienced players make avoidable mistakes with keys that cost them hours of extra grind. The most common mistake is using the wrong key for a lock. Every key has a color and icon that matches the lock it works on, so a gold shrine key won't work on a silver common chest, and a forest biome key won't open a lock in the desert. I can't tell you how many times I used a rare volcanic biome key on a random common chest early on, only to find out I needed it for a sealed shrine that held a unique endgame hunting horn a few hours later.
Another common mistake is hoarding keys for no reason. A lot of players hold onto every key they find because they're scared they'll need it for a better reward later, but most common keys unlock materials that make your midgame grind way smoother. Unless you're specifically saving a key for a known high-value unlock you read about, use it when you find a matching lock. You can always farm more later.
Forgetting to check your key inventory before heading out on long exploration runs is another frustrating mistake. If you're heading to the ice biome for a few hours, take 30 seconds to check what ice-specific keys you have in your storage, so you don't have to fast travel back to base if you stumble across a sealed cave entrance. Most locked areas are in hard-to-reach spots, so you don't want to have to make the trip twice.
Hidden Keys Most Players Miss on Their First Playthrough
There are a handful of ultra-secret keys that less than 30% of players find on their first playthrough, according to achievement data. The first is the coastal cave key, which you get by feeding the stray palico that hangs around the south coast outpost three pieces of gourmet fish. Most players just walk past the palico without interacting, so they never get the key that unlocks a hidden cave full of water monster upgrade materials and an exclusive palamute layered armor set.
The ancient forest key is another easy one to miss. It's hidden behind a breakable rock wall at the top of the tallest tree in the northern forest, which you can only reach by chaining three wirebug jumps to climb the upper canopy. Most players stick to the ground level of the forest, so they never find the key that unlocks a shrine holding a set of permanent gathering boost charms that make all resource farming 15% faster.
The tempered elder dragon key is the rarest hidden key in the game right now. You unlock it by completing all 10 of the hidden wildlife photography quests that unlock after you beat the main story. It lets you access a secret arena where you can fight a special tempered elder dragon that drops exclusive level 4 decorations that can't be obtained from any other hunt.
None of these keys are permanently missable, so you can always go back and collect them after you beat the main story if you missed them on your first run. It's worth tracking them down if you're planning to grind endgame content, as the rewards give you a noticeable power boost.
At the end of the day, collecting every monster hunter wilds key doesn't have to be a frustrating grind if you know where to look and how to use them properly. You don't have to 100% collect every key to enjoy the game, but grabbing the ones that unlock useful gear and quality of life upgrades will make your hunts far more enjoyable. If you stumble across a locked area you don't have a key for, mark it on your map so you can come back later once you find the right one. Happy hunting!