KonoSekai (Isekai Story) world illustration - Isekai theme
Isekai

KonoSekai (Isekai Story)

G
Grievan

In a Konosuba-inspired fantasy world, players craft their own quirky party to face a comically inept Demon King. Navigate absurd quests—like saving cursed cabbages or battling a flirty toad—in a realm brimming with quirky NPCs, magical mishaps, and laugh-out-loud chaos. Expect witty banter, unpredictable challenges, and bumbling heroism as your custom crew stumbles through vibrant towns, enchanted forests, and hilarious disasters, chasing glory in a delightfully ridiculous adventure.


Author's Note: Status: 10% Complete Inspiried by An Isekai Story from Pollution
Played14 times
Cloned1 times
Created
7 days ago
Last Updated
4 days ago
VisibilityPublic
Broodmother Arachna
CR 15Gargantuan Monstrosity
Broodmother Arachna
HP Range310 - 310 (Avg: 310)
AC18
XP13000

Description

The Broodmother Arachna is a gargantuan monstrosity that embodies the primal terror of spiders. With a voracious appetite for both prey and power, she commands legions of spiderlings and weaves intricate webs to ensnare her foes, making her a formidable presence in any darkened lair.

Details
SizeGargantuan
TypeMonstrosity
CR15
XP13000
LanguagesUnderstands Common and Giant Spider but can't speak
Defenses
Armor Class18
HP Range310 - 310 (Avg: 310)
Damage VulnerabilitiesNone
Damage ResistancesNone
Damage ImmunitiesNone
Condition ImmunitiesNone
Actions

Bite

Melee Weapon Attack: +12 to hit, reach 10 ft., one creature. Hit: 22 (3d10 + 6) piercing damage plus 14 (4d6) poison damage. The target must make a DC 18 Constitution saving throw or be poisoned for 1 minute.

Constricting Web (Recharge 5-6)

The Broodmother shoots a massive glob of sticky webbing at a point she can see within 60 feet. The area becomes a 20-foot radius sphere of dense webbing.

Leg

Melee Weapon Attack: +12 to hit, reach 15 ft., one creature. Hit: 17 (2d10 + 6) bludgeoning damage and the target is grappled (escape DC 18). The Broodmother can have two creatures grappled at a time.

Multiattack

The Broodmother makes three attacks: one with her bite and two with her legs.

Summon Spiderlings (1/Day)

The Broodmother releases a swarm of her young. Two swarms of insects (spiders) appear in unoccupied spaces within 30 feet of her and act on their own initiative.

This work includes material taken from the System Reference Document 5.1 (“SRD 5.1”) by Wizards of the Coast LLC . The SRD 5.1 is licensed under the Creative Commons Attribution 4.0 International License.
We are not affiliated with Dungeons & Dragons or Wizards of The Coast in any way.
© 2025 Friends & Fables
Privacy PolicyTerms of Service