The Battle-Tested Guardian

Number	Quests → Royal Ancient Lab-35
Games	Age of Calamity
Location	EX Royal Ancient Lab
Key Characters	Battle-Tested Guardian
Prerequisite	Complete The Ultimate Relic, The Relic of Legend and EX Alert: Forgotten Temple
Rewards	Ally with Battle-Tested Guardian; 5 Robbie's Curing Agent

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The Battle-Tested Guardian is a quest for the Royal Ancient Lab found in Age of Calamity. It is unlocked after completing the prior quests The Ultimate Relic & The Relic of Legend, and requires the Challenge EX Alert: Forgotten Temple to be beaten as part of its completion conditions.

Completing the quest will unlock the Battle-Tested Guardian as a playable character; as well as the Battle-Tested Guardian quests EX The Final Battle, EX Regular Maintenance, EX Battle-Tested Guardian Training, EX Battle-Tested Research, EX Lessons of the Past, and EX The More the Merrier.

"At last! We've gathered the information we need, and now we now have a powerful new ally... the Battle-Tested Guardian! The ultimate weapon to protect Hyrule. The time has come. Now go greet it!"

— Quest text

"It seems the Guardian has agreed to fight on our side. I can't begin to understand its motivations. Then again, it WAS built to protect Hyrule, so perhaps it makes some kind of sense."

— Quest Complete text

Materials Needed

Completion Conditions

Complete EX Alert: Forgotten Temple

Reward

Ally with Battle-Tested Guardian
5 Robbie's Curing Agent

Materials	Roll Out the Research Sensor of the Heart The Technology of Disassembly An Abundance of Apples Hungry Hunches Frugal Fruit An Apple a Day Turn Up the Heat Supporting the Local Economy
Vicious Monsters	The Menace of Vicious Monsters Analyzing Vicious Behavior
Weapons	The Source of Strength Working with the Blacksmith Guild The Many Sources of Strength The Deal with Seals Gimme, Gimme, Gimme
Runes	Power Play: Bombs Away Power Play: Nice and Icy Power Play: Magnetic Mayhem Power Play: Go with the Flow
Flail	A Helping Claw The Blazing-Blue Blades Magnificent Mass Applied Research: Clawsome Power Applied Research: Magnetic Inspiration Applied Research: Royal Guardians
Master Cycle	Top-Secret Request Safety First Present for the Princess Riding Free Better Safe Than Sorry Ride On
Battle-Tested Guardian	The Ultimate Relic The Relic of Legend The Battle-Tested Guardian

Link	Hyrule Swordfighting Academy Keeping the Village Peace Study the Blade The Blade that Pierces the Eye Heartfelt Thanks Making a Monster The Hateno Defense Squad The Volunteer Army The Treasure Hunter's Technique Refuel Motivation A Spear-ited Combatant Teach a Hylian to Fish Mount Taran's Solitary Masters Training Ground Pest Problem Training Ground Upgrade Proof of Sword Mastery Full Bellies Fight Better A Strike to Pierce Stone A Well-Tended Goddess A Flower-Adorned Goddess A Moss-Covered Goddess A Frozen-Solid Goddess Frog Side Effects The Knight's Gauntlet EX Seeking Wooden Swords EX The Squad's Training Retreat EX A Spear Experiment EX The Copy Tournament EX Secret Plans EX Reunion with the Swordmaster EX The Text of Tomorrow EX Hasty Recovery EX Spear Master
Impa	Traps for Kakariko Village To Bring the Village Together Village Training Secrets Just the Right Light The Kakariko Village Dojo Opening the Mind's Eye Kakariko's Best Babysitter The Lights of Home The Great Cucco Escape The Mission of the Sheikah Helping Out at Hateno Pasture Plum Tuckered Out EX Hard Defenses
Zelda	The Frontiers of Knowledge Preparing for Field Work Soothing Tensions Research Funding King Dorephan's Defenses Bolstering Goron City Joint Training with the Rito Joint Training with the Gerudo A Modest Celebration An Otherworldly Guardian Giving Peace of Mind A Princess in Distress A Buffet of Delicacies In Case of Emergency... Research Materials Living Things of Hyrule Eternal Blooms EX Stamina Woes EX Break the Obstacles EX Horsemanship and Horsepower EX Snow Business EX Safe Roads, Safe Rides EX Ride Across Hyrule! EX A Giant Leap EX Awkward Allies
Mipha	Bounding Across the Waves Climbing the Waterfall The Zora Who Wouldn't Swim Diving Safety Diving as Battle Training Armor that Shines Like a Jewel A Fruitful Offering Lauding a Champion Feeding the Laborers Imported Goods To the Zora Voe and Vai Armor for Whom? EX A Royal Gift for Mipha
Daruk	A Battle against the Heat Playing with Fire Playing Cucco These Muscles of Mine(rs) To Stand atop the Lava A Perfectly Honed Body A Goron-Style Massage An Irresistible Aroma The Creative Fires Fine Goron Dining Gut-Check Challenge Enduring Death Mountain EX A Royal Gift for Daruk
Revali	Upgrading the Flight Range Learning to Become the Wind A Fly-by-Night Operation The Rito Flying Tournament A Wish for a Fishy Dish The Poem-Parsing Traveler Soured Honeymoon Beyond the Wall of Thunder The Lodge at Hebra Trailhead An Offering to the Rito Goddess Across Tanagar Canyon Flight Across Hyrule EX A Royal Gift for Revali
Urbosa	Urbosa's Desert Training Conducive to Conducting Duel on Ploymus Mountain Shocking Design Choices Stealth Mission The Tyrant of the Sand Sea Conducting an Experiment Colorful Kara Kara Bazaar A Sweet Desert Garden The Summer Breeze Festival The Spa's New Service Gerudo Nail Artistry EX A Royal Gift for Urbosa
Hestu	Pinwheel, No-Spinwheel Frown-Reversal Magic Out of the Woods A Leaf on the Breeze Think Yourself Clever? The Korok Who Cried Monster Otherworldly Objects The Mushroom Shop Finding Courage Helping with Heights It's Shakala Time Party for the Leafy Spirits
Sidon	Sidon's Waterfall Workshop Chasing Mipha Scouting the Training Ground For the Future Training at Lulu Lake A Gift from the Sky The Zora Researcher A Thirst for the Desert Lightning-Proof Luncheon All the Heartiest Seafood Blessing of the Rains Feast or Fiction? EX A Royal Gift for Sidon
Yunobo	Goron Rations To Eat a Stone Pebblit? A Crucible of Endurance What Do Guardians Taste Like? Not a Light Meal Eating a Varied Diet The Rock-Hard Grill Defend the Goron Hot Springs A Goron Wrestling Tournament The Rock Hurler Daruk's Boot Camp Fighting Fire With... EX A Royal Gift for Yunobo
Teba	The White Bird of Talonto Peak Flight Training at Lake Totori The Strongest String At All Hours Rito Rations Remodeling the Flight Range Truffle Hunting in the Forest Faster and Farther Than Anyone A Surprise Reward Cultivating Warm Safflina Teba's Training Retreat Flight-Range Field Trip EX A Royal Gift for Teba
Riju	The Missing Sand Seals Quality Time with Patricia The Sapphire Seal Pageant Fruitful Advice Seal the Deal Treats for Patricia "Voe and You" Is in Session Rebuilding Lipstique My Beloved Yellow The Wonders of Chuchu Jelly Surviving the Gerudo Highlands Surveying the Desert Ruins EX A Royal Gift for Riju
Master Kohga	Spicy Asceticism Chilly Asceticism Hoppy Asceticism Hungry Asceticism Big Moves to Boost Morale No Matter the Cost Market Apeel Bonananza An Unlikely Passion A Thief in Our Midst Veggie Vigor From the Ground Up
King Rhoam	Woodcutter's Discipline Perils of Mount Hylia For the Future of Hyrule The King's Secret Technique A Flower Fit for a King A King Serves His People Scars of the Calamity Medicine Is the Best Medicine The Royal Treasury Parental Support Royal Inspection Strategic Fortifications
Great Fairies	Luminous Earrings Glorious Ring Stunning Bracelet Superb Necklace Shimmering Horseshoe It's Raining Rupees No Stone Unturned Encouraging Tourism Dusty Desert Road Only the Best Lushify the Spring Never Enough Fairies Offering Help on the Road
Monk Maz Koshia	Trial of Dah Hesho Trial of Soh Kofi Trial of Ke'nai Shakah Trial of Muwo Jeem Trial of Tutsuwa Nima Trial of Chaas Qeta Trial of Pumaag Nitae Trial of Noya Neha Trial of Shoqa Tatone Trial of Sasa Kai Trial of Goma Asaagh Trial of Saas Ko'sah The Trial of Monsters The Trial of Stones The Trial of the Mighty Foe
Terrako	Testing... Testing... One, Two... Learning from the Best Preserving for Posterity Unrelenting Power Fragmented Memories Terrako, Enlightened Terrako, Empowered Tough as Nails Tougher than Nails Slightly Less Tougher than Nails... Made with Love To Brighten Her Day Search Party for Parts Gathering the Facts The Eye That Sees Far Let's Dance A Secret in Song Right under Our Noses No Extreme Too Extreme Searching Eventide Island Terrako's Return
Calamity Ganon	Hardhearted Malice Slumbering Malice Beastly Malice Otherworldly Malice Explosive Life Force Nocturnal Life Force Teeming Life Force Hidden Life Force Pursuing Ancient Power Pursuing Supreme Power
Battle-Tested Guardian	EX The More the Merrier EX Respect the Elements EX Harder Than a Guardian? EX The Ultimate Guardian Showdown! EX All Enemies Welcome EX Undeniable Proof EX Battle-Tested Research EX Searching for Monster Data EX Curious Materials EX Lessons of the Past EX Regular Maintenance EX No Detail Too Small
Sooga	EX A Shocking Run EX Endless Perseverance EX Burning Desire EX Sooga's Swords EX Taking Aim EX Secret Wisdom EX The Right Hand's Hassle EX Unsung Hero EX Secret Meetings EX Monster Troubles EX A Long-Awaited Battle EX The Right Hand Strikes Again
Purah & Robbie	EX The Only Option EX The Relic's Clue EX The Science of Battle EX Food for Thought EX Light as a Feather EX The Fruits of Ancient-Tech Research EX A Century of Memories EX Despicable Distractions EX A Morsel of Morale EX All Work and Some Play EX Peak Condition EX Perfect Harmony
Improve All Allies	Inner Power Inner Knowing Inner Protection Roast and Relaxation Chilly Path to a Hot Bath A Light in the Dark The Finest Tailor in the Land Time for an Upgrade Blessing of the Great Fairies A Read on the Enemy Eager Learners in Hateno Village Hyrule Institute of Tactics Research It Takes Two Master Monster Roasts Expert Cooking Lesson The Research of Rods Painter's Pilgrimage Peace Offering for Hyrule The Lonely Goddess
Sheikah Runes	Explosive Endeavors Strange and Unusual Monsters Shocking Fear Zappy 'n' Bouncy A Stasis on Research There Must Be Rice Keep a Cool Head Personal Distractions
Divine Beasts	Regulating the Reservoir Surveying the Volcano Revitalize Those in the Skies Patrolling the Desert
Unlock Services	Brilliance for the Boutique Gotta Have a Sign Shop-Quick Store Pumpkin Burglars Wanted: Shop Assistant An End to Fighting Wedding Worry On the Hook Swanked-Up Stable Help Them on Their Way Curry Connoisseur Anything but Bugs Hoping for Heat Relief Brawny Blacksmiths Entrance Test Dyeing to Make Contact Relief for Soldier Stress
Improve Services	Great Bridge Repairs What Bad Weather? The Lazy Guards Floria Bridge Protection Lighting the Way Rebuilding Akkala Bridge The Marita Exchange Goods on the Move in Hyrule! Quarry Recruiting Shiny New Tools Off to the Hot Springs A Monumental Undertaking Tales of the Molten Forge The Legendary Blacksmith Caring for the Statues Secret of the Rito Artisans From Rusty to Trusty Better Rust-Busting Road to Rust Research Tactics for Small Foes The Instructor's Problem Facing Powerful Enemies An Eye for Weapons A Sparkling Solution Custom-Made Color A Color Seen in a Dream
Material	Fang for Your Buck A Rumor about Skull Lake Cold Desert Nights Visiting a Special Shop Research of a Lifetime The Master Chef A Painter's Inspiration
Cooking	Hot Meals in a Pot Stumped by Shrooms The Pumpkin Hunt A Balm for the Soul Needs a Splash of... Really New Recipe Relieving Meat Fatigue Just like Mama Made Dish for a Diva A Feast of Greens Fine Bites from Lurelin Village Bounty of the Sea A Bird in the Hand Bee Very Careful Extreme Foraging Afternoon Tea at Hyrule Castle Mystery Meal for the Merchant Unexpected Discovery Cooking for the Common Cold Superb Fish Dish Who's Shocked by Lightning? Extreme Survival Cuisine A Birthday Treat Best-Ever Batter The Blessing of Deya Lake The Legendary Recipe
Battle Support	More Rattle, More Dance! The Korok Ballet Good Cheer Parade for the Champions Forest Minuet Birthday Waltz The Sweetest Salsa Gerudo Canyon Festival Fantastic Flamenco A Most Peculiar Korok The Treasure Detector Upgrading the Detector
Sheikah Sensor	Needed: Researchers! Feed the Research Sweeten the Research Fuel Up with Plants
Contribution Level	The Hope of All Hyrule The Hope of Central Hyrule The Hope of Hebra The Hope of Akkala The Hope of Eldin The Hope of Lanayru The Hope of Necluda The Hope of Faron The Hope of Gerudo
Tokens of Gratitude	Central Hyrule Hebra Akkala Eldin Lanayru Necluda Faron Gerudo Royal Ancient Lab (DLC)
EX Royal Ancient Lab	Roll Out the Research Sensor of the Heart The Technology of Disassembly An Abundance of Apples Hungry Hunches Frugal Fruit An Apple a Day Turn Up the Heat Supporting the Local Economy The Menace of Vicious Monsters Analyzing Vicious Behavior The Source of Strength Working with the Blacksmith Guild The Many Sources of Strength The Deal with Seals Gimme, Gimme, Gimme Power Play: Bombs Away Power Play: Nice and Icy Power Play: Magnetic Mayhem Power Play: Go with the Flow A Helping Claw The Blazing-Blue Blades Magnificent Mass Applied Research: Clawsome Power Applied Research: Magnetic Inspiration Applied Research: Royal Guardians Top-Secret Request Safety First Present for the Princess Riding Free Better Safe Than Sorry Ride On The Ultimate Relic The Relic of Legend The Battle-Tested Guardian

The Battle-Tested Guardian

Materials Needed

Completion Conditions

Reward

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