Summon a portrait of this monster
Describe it your way — Oysterbed is already filled in.
Summon art →

Oysterbed

Medium monstrosity, unaligned

AC
14
HP
78
Speed
5
CR
1

Out on the flats the oyster clumps grow thick as paving stones, and the oldest clump in each bed grows a hinge. An oysterbed waits with its shell ajar and its pearl-grey tongue showing, and shuts like a harbour gate on wading hands.


Armor Class 14 (natural armor)

Hit Points 78 (12d8 + 24)

Speed 5 ft., swim 10 ft.


STR
16 (+3)
DEX
6 (-2)
CON
14 (+2)
INT
1 (-5)
WIS
10 (+0)
CHA
3 (-4)

Senses tremorsense 30 ft., passive Perception 10

Languages —

Challenge 1


Traits

False Appearance. While the oysterbed remains motionless on the mudflats or harbour floor, it is indistinguishable from an ordinary oyster clump.

Acid Gullet. A creature grappled by the oysterbed takes 3 (1d6) Acid damage at the start of each of the oysterbed's turns.

Actions

Clamping Shell. Melee Attack Roll: +5, reach 5 ft. Hit: 10 (2d6 + 3) Bludgeoning damage plus 3 (1d6) Acid damage, and the target is grappled (escape DC 13) if it is Medium or smaller.

Have art for this entry? Contribute art — sign in, then use Add image.

Related entries

matched by shared tags

6 same-category · 0 cross-category

Further reading

Jetpack7 Game Master Series
The Game Master's Book of Random Encounters
Jeff Ashworth · 2020
The Game Master's Book of Traps, Puzzles and Dungeons
Jeff Ashworth · 2022
The Game Master's Book of Legendary Dragons
Aaron Hübrich · 2022