Rotten Mushmom is a level 60 undead boss in MapleStory Classic World. One spawns in an unnamed map on Hidden Street (Victoria Island) every 60 minutes; it has 86,400 HP, gives 844 EXP, and is weak to Fire and Holy and strong against Poison.
Changed in the Public Release Read from the Public Release client, which changed it on : see what changed.
What the Public Release changed
| Field | Closed Online Test 2 | Public Release |
|---|---|---|
| EXP | 852 | 844 |
| Avoid | 34 | 39 |
Spawn Maps: removed 80003500 (unnamed). (2 before, 1 after)
From the client diff, Closed Online Test 2 to the Public Release. Every change in the release
Hunt here

Rotten Mushmom
Lv 60
die1
hit1
move
stand
attack1
attack2Elements
Weak ×1.25, resists ×0.75, immune ×0. A two-element attack combines through the resistance codes instead of multiplying.
In a fight
- Regenerates 864 HP (1.0% of its pool)
- Regenerates 20 MP
Where it spawns (2)
Confirmed drops (0)
player-reported, reviewedNothing confirmed here yet. Drop tables are server-side, so what this monster drops on Classic World is only ever known because somebody killed it and said so. Report what you saw.
Drop table (0)
No drop table for this monster: it does not appear in the older version’s data, which is expected for monsters original to Classic World. Item sources for it come through quest rewards and crafting recipes, or from what players report.
Seen it drop?
Training on Rotten Mushmom? Log in and you can tick off everything you see it drop in one go. Drop tables are server-side, so player reports are the only way this page can ever be right about them.
