Thunderous Cave

The cave where the Storm Emperor dwells. It is impossible to say whether the roar that greets all who enter is a man's or a beast's

—Dungeon description, Thunderous Cave

Thunderous Cave is a Dungeon in Etrian Mystery Dungeon that must be done along with Glacial Cave and Burning Cave to lift the seal on the 10th Branch. It is unlocked after finishing the game and accepting the quest Defeat the Thunder Dragon!.

This dungeon has 15 floors, the last floor being that of the boss. The boss of this dungeon Storm Emperor will be fought every time your party goes at the bottom of the dungeon. The power of the monsters increases from B3F and B5F. You can build fort up to B10F and it is possible to build 3 forts in this dungeon. There can be up to 6 DOEs at the same time in the dungeon.

The Burning Crimson Sword Dances - Etrian Mystery Dungeon Soundtrack

Scatter About - Etrian Mystery Dungeon Soundtrack

Gather Points[]

B1F-B14F

Mine: Dolomite, Steel Earth, Chalcedony, Red Jasper, Rose Quartz, Nephrite, Tourmaline, Tricolor Stone, Dark Pyroxenite, Slate, Tiger's Eye, Serpentinite, Eclogite, Fluorite, Steel Chip.
Chop: Mahogany, Jet-black Pith, Paulownia Bark, Trileaf Stalk, Ice Stake, Wisteria Branch, Yggdrasil Trunk, Thujopsis Root, Holly Lumber, Cave Palm Bark, Tough Vine, Pagoda Branch, Pachypodium, Dried Vine, Cork Tree Bark.
Take: Crane Ginseng, Luminous Moss, Scarlet Sage, Glove Grass, Crabapple, Osmunda Frond, Aloe, Ambrosia, Shea Fruit, Fennel, Deathly Bud, Life Honey, Narcissus, Green Nut, Odd Fruit.

Items[]

Ental[]

There can be between 220 and 437 en on the ground.

Bottles & Other[]

Medica II, Glutton Potion, Poison Pill, Confusion Pill, Sleeping Pill, Paralysis Pill, Antidote Pill, Eye Drops, Quick Salve, Slow Salve, Demon Breath, Bravant, Yggdrasil Leaf, Amrita II, Ariadne Thread.

Scrolls[]

Gilding Scroll, Confuse Scroll, Sleep Scroll, Whirl Scroll, Spectre Scroll, Safety Scroll, Trauma Scroll, Yeast Scroll, Healing Scroll, Recover Scroll, Restore Scroll, Nullify Scroll.

Sigils[]

Escape Sigil, Haste Sigil, Delaying Sigil, Sewing Sigil, Disarm Sigil, Pain Sigil, Swapping Sigil, Teleport Sigil, Blowback Sigil, Fireball Sigil, Icicle Sigil, Shocking Sigil.

Equipments[]

Equipments are found in Wandering Boxes or for accessories, on the ground.

Weapons : Macuahuitl, Stunning Sword, Beagalltach, Yataghan, Walloon Sword, Bastard Sword, Cavalier Killer, Broad Pick, Kanasaibou, Breaker, Jadagna, Stardust, Skullcrusher, Flabellum, Vajra, Khakkhara, Arcana Rod, Luck Staff, Golden Staff, Estoc, Ice Fang, Hauteclaire, Tanegashima, Nalnari, Ice Cannon, Silver Buster.
Shields : Sentry Shield, Scutum, Lunar Shield, Battle Counter, Holy Shield, Emperor Shield, Somatemus.
Headgear : Barbute, Bascinet, Round Helm, Circlet, Morion, Armet.
Armors : Composite Armor, Plate Mail, Brigandine, Plate Coat, Heavy Armor, Field Armor, Studded Leather, Wing Plate, Hide Armor, Cloth Armor, Sneaking Plate, Padded Armor, Mist Robe, Mantle, Gilet, Witch's Cloak, Siren Tunic, Spirit Cape, Linen Cuirass.
Armwear : Jarngreipr, Stained Gloves, Vambraces, Exorcist Gloves.
Footwear : Kilt Tassels, Insect Sandals, Night Greaves, Sabaton, River Tabi.
Accessories : Aim Goggles, Lively Belt, Fire Charm, Ice Charm, Bolt Charm, Slash Charm, Stab Charm, Bash Charm, Explosion Charm, Head Guard, Arm Guard, Leg Guard.