Doom Siren Chamber
PlayersDoom Siren Chamber is a chamber in Venom Evolution (multiplier x30 VENOM; price robux 499 Robux; access Game Pass (ID 2006181616)).
High-output permanent Sound Chamber in the lobbies that delivers x30 VENOM per sound-blast training cycle.
| Multiplier | x30 VENOM |
|---|---|
| Price Robux | 499 Robux |
| Access | Game Pass (ID 2006181616) |
| Location | Lobby Chamber Row |
| Effect | Unlocks the Doom Siren Chamber in the lobbies: train against its sound blasts for x30 VENOM permanently. |
| Robux Per Multiplier | 16.63 Robux per 1x |
| Tier | A |
Also known as: Doom Siren, x30 Venom Chamber, Doom Siren Chambers.
How to get Doom Siren Chamber
Lobby Chamber Row
The Doom Siren Chamber is an A-Tier high-output Sound Chamber in Roblox +1 Venom Evolution unlocked via the 499 Robux Game Pass (ID 2006181616), delivering a permanent x30 VENOM training multiplier inside Lobby Spawn & Chamber Row.
| Doom Siren Chamber Stat | Verified Value | Upgrade Comparison |
|---|---|---|
| Venom Multiplier | x30 VENOM Permanently | 2x stronger than Sonic Cannon (x15); 30x base station |
| How to Unlock / Cost | 499 Robux (Game Pass ID 2006181616) |
16.63 Robux per 1x multiplier point |
| Where to Find / Location Map | Lobby Spawn & Chamber Row | Fourth acoustic chamber along the lobby row in World 1 & 2 |
| Tier List & Rarity | A-Tier (High-Tier Premium Rarity) | Second strongest chamber behind Sonic Containment (x99) |
Doom Siren Chamber Upgrades & Worth-It Evaluation
When comparing chamber upgrades on our Tier List and Reddit discussions to decide if the Doom Siren Chamber is worth it or not, x30 VENOM hits the sweet spot for players who want fast World 2: Symbiote Citadel evolutions (Void Purple Symbiote and Neon Cyan Symbiote) without spending 1,299 Robux on the Sonic Containment Chamber.
Explore All +1 Venom Evolution Wiki Guides & Directories
- Active Codes (WORLD2 & RELEASE) & 1,000,000 Free Venom Chest
- All 5 Sound Chambers (x1 to x99 Multipliers & Robux Costs)
- All 6 Symbiote Evolutions (Lvl 1 Host to Lvl 99 & World 2)
- All 3 World Areas & Map Progression (Lobby, World 1 & World 2)
- Complete S-to-C Tier List (Chambers, Evolutions & Areas)
- Beginner Guide: How to Start, Train & Play Online or on PC
- Lvl 1 to Lvl 99 & World 2 Progression Guide
- Symbiote Transformation Stages & Combat Stage Waves
- Best Strategy Guide for Fast Venom & World 2 Wins
- Game Passes Buyer's Guide & Robux Efficiency
- Update 1 (World 2) & Update 2 (Lvl 1 vs Lvl 99) Patch Notes
- Official Bottled Potential Group, Trello & Discord Links
Direct Entity Pages (Chambers, Evolutions & World Areas)
- Sound Chambers: Standard Sound Save Station (x1 Free) | Concert Rig Chamber (x8, 79 R$) | Sonic Cannon Chamber (x15, 199 R$) | Doom Siren Chamber (x30, 499 R$) | Sonic Containment Chamber (x99, 1,299 R$)
- Symbiote Evolutions: Parasite Shoulder Host (Lvl 1) | Half-Bonded Symbiote (Stage 2) | Classic Venom Symbiote (Stage 3) | Spiked Symbiote Brute (Lvl 99) | Void Purple Symbiote (World 2) | Neon Cyan Symbiote (World 2 Apex)
- World Areas: Lobby Spawn & Chamber Row | World 1: City Rooftop Stages | World 2: Symbiote Citadel
Compare with other chambers
| Chamber | Multiplier | Price Robux | Access | Location | Effect | Robux Per Multiplier |
|---|---|---|---|---|---|---|
| Doom Siren Chamber | x30 VENOM | 499 Robux | Game Pass (ID 2006181616) | Lobby Chamber Row | Unlocks the Doom Siren Chamber in the lobbies: train against its sound blasts for x30 VENOM permanently. | 16.63 Robux per 1x |
| Standard Sound Save Station | x1 VENOM (Base +1) | 0 Robux (Free) | Free at Spawn | World 1 & World 2 Lobbies | Trains your symbiote using Sound Saves for baseline +1 Venom gain per training cycle. | 0 Robux |
| Concert Rig Chamber | x8 VENOM | 79 Robux | Game Pass (ID 2006985606) | Lobby Chamber Row | Unlocks the Concert Rig Chamber in the lobbies: train against its sound blasts for x8 VENOM permanently. | 9.88 Robux per 1x |
| Sonic Cannon Chamber | x15 VENOM | 199 Robux | Game Pass (ID 2005443600) | Lobby Chamber Row | Unlocks the Sonic Cannon Chamber in the lobbies: train against its sound blasts for x15 VENOM permanently. | 13.27 Robux per 1x |
| Sonic Containment Chamber | x99 VENOM | 1,299 Robux | Game Pass (ID 2006235631) | Lobby Chamber Row | Unlocks the Sonic Containment Chamber in the lobbies: train against its sound blasts for x99 VENOM permanently. | 13.12 Robux per 1x |
Sources (2)
- Roblox Official Game Passes API (Universe 10769464063) — checked 2026-10-20
- Roblox Official Game API & Description (+1 Venom Evolution) — checked 2026-10-20