All Nine Monsters & Survival Guides
Nine monsters from nine Roblox horror experiences are officially confirmed for The Hollow. They include The Deer, Seek, Twisted Dandy, Piggy, The Inspector, Mimic, Biter, Hiachi, and The Overseer. Roblox has confirmed their crossover origins but has not published an appearance order, detailed movement patterns, escape routes, or complete survival strategies.
The Deer — 99 Nights in the Forest
The Deer is the officially announced crossover monster from 99 Nights in the Forest. Its specific appearance date, encounter mechanics, attack patterns, and escape tactics inside The Hollow are not confirmed in Roblox's event announcement.
Seek — DOORS
Seek represents DOORS in The Hollow's official monster lineup. Roblox confirms its participation but does not describe its Hollow-specific movement, hazards, chase mechanics, or survival requirements.
Twisted Dandy — Dandy's World
Twisted Dandy is the officially announced crossover monster from Dandy's World. Its exact Hollow encounter date, behavior, weaknesses, and avoidance mechanics are not documented in the official announcement.
Piggy — Piggy
Piggy is confirmed as one of the nine monsters appearing during The Hollow. Roblox has not published a Hollow-specific escape walkthrough, encounter sequence, or verified strategy for this crossover.
The Inspector — Scary Shawarma Kiosk
The Inspector comes from Scary Shawarma Kiosk, according to Roblox's official announcement. Its specific abilities, encounter objectives, and survival tactics inside The Hollow remain unconfirmed in the cited sources.
Mimic — Animal Hospital
Mimic is officially associated with Animal Hospital in The Hollow's crossover lineup. This is a separate entry from The Mimic experience, which contributes Hiachi. No official Hollow-specific Mimic encounter guide has been published in the cited announcement.
Biter — Demonology
Biter is the confirmed crossover monster from Demonology. Roblox has not disclosed Biter's Hollow-specific attack behavior, encounter location, release date, or avoidance strategy in its event announcement.
Hiachi — The Mimic
Hiachi represents The Mimic in the officially announced lineup. Its Hollow-specific appearance timing, movement mechanics, hazards, and escape conditions are not established by the cited official event information.
The Overseer — Warden
The Overseer is the confirmed crossover monster from Warden. Its specific role, release day, encounter mechanics, and survival requirements inside The Hollow remain unconfirmed in the official announcement.