MesoLens
Next update · November 18, 2026

Forgotten Hollow: everything we know

MapleStory Classic World · From Nexon's preview, updated as the patch notes come out

A hidden cave on Victoria Island with new shops, housing furniture from the region, 34 quests and a field boss. Anyone can go in, but the real fights are for Lv. 39 and up.

OpensNovember 18, 2026
Levels39-60
Field bossRotten Mushmom (Lv 60)
How to get thereThrough the Tree Dungeon near Ellinia, or from the depths of Sleepywood.

Maps

  • Forgotten Hollow
  • Cave Fairy Store
  • Cave Fairy Sanctuary
  • The Faded Threshold
  • Primeval Forest I

More maps come with the full patch notes.

Monsters

Glowshroom, Raffle, Golden Stirge, Aqumander, Echopus, Rafflesia, Duskmander, Myewood, Rotten Mushroom, Sporewood.

NPCs

Luma, Jaime the Explorer, Torin, Nyroth, Sylka, Myra, Tamya, Daniel the Scholar, Myen, Zelya.

Also in the update

  • Moon Bunny's Rice Cake: A party quest for 3 in Henesys Park, with Tory. EXP and rewards like the Moon Bunny Statue and Moon Bunny Hat.
  • Grandma Benson's Pumpkin Pie: Bring her pie ingredients from around Maple World. Furniture rewards: Harvest Hay Bale, Harvest Feast Table, Roast Turkey Platter, Pumpkin Harvest Wagon.
  • Escaped Thanksgiving Turkey: Runaway turkeys hide across Maple World. Catch one for a reward.
  • Crafting Lv. 9: The next crafting level opens.
  • More: New Perion, Sleepywood and Ant Tunnel quests, chat box tabs, better party loot rules and new weapons.

Getting ready? See where to train at 31-40 to reach level 39. MesoLens's Coming up tab shows the new monsters' stats and drops as soon as they're in the game.

Be ready for Forgotten Hollow

MesoLens is a free overlay for MapleStory Classic World: prices on every Free Market shop, a grind tracker, the map guide and these class guides, right on top of the game. It only reads your screen, like streaming software. Or use it in your browser, no download.