Boomer
Boomer is a medium plant (Challenge Rating 1/2).
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Describe it your way — Boomer is already filled in.
AC: 7
HP: 22
Speed: walk 0 ft.
STR: 1
DEX: 1
CON: 12
INT: 1
WIS: 3
CHA: 1
An ear-piercing shriek echoes in the cavern. The sound comes from a human-sized mushroom whose stalk steadily swells with air as it shrieks._
Thunderous Shriek. Boomers are a subspecies of Open Game License
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Further reading
Jetpack7 Game Master SeriesThe 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