Altered Beast cover art Altered Beast screenshot Altered Beast screenshot Altered Beast screenshot Altered Beast screenshot Altered Beast screenshot Altered Beast screenshot Altered Beast screenshot
Released Jun 1, 1989
Themes Action, Fantasy
Rarity Uncommon
Sega Master System

Altered Beast

The Sega Master System port of Altered Beast. It has heavily modified visuals due to technology capabilities. Unlike those versions the SMS port only includes single player mode and had only four levels.

Market Price Guide

Loose $12.86
CIB $21.31
New $270.93

Reference values from PriceCharting market data.

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Altered Beast Sega Master System
Altered Beast Sega Master System
Sega Master System
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Altered Beast (Sega Master System) Complete w/Manual & Case - Tested *READ*
Altered Beast (Sega Master System) Complete w/Manual & Case - Tested *READ*
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Altered Beast (Sega Master, 1989) CIB
Altered Beast (Sega Master, 1989) CIB
Sega Master System
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Altered Beast (Sega Master System, 1989) Game Cartridge Only
Altered Beast (Sega Master System, 1989) Game Cartridge Only
Sega Master System
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Altered Beast (Sega Master System, 1989) Game Video Cartridge Only tested
Altered Beast (Sega Master System, 1989) Game Video Cartridge Only tested
Sega Master System
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Altered Beast (Sega Master System, 1989) Cart Only Tested Missing Screw
Altered Beast (Sega Master System, 1989) Cart Only Tested Missing Screw
Sega Master System
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Altered Beast (Sega Master System, 1989) Cart Only Authentic Tested Working
Altered Beast (Sega Master System, 1989) Cart Only Authentic Tested Working
Sega Master System
Listed 5 days ago
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Altered Beast (SEGA Master System) Authentic, Case & Game Cartridge, No Manual
Altered Beast (SEGA Master System) Authentic, Case & Game Cartridge, No Manual
Sega Master System
Listed 6 days ago
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Altered Beast (Sega Master System, 1989) Game Cartridge Only
Altered Beast (Sega Master System, 1989) Game Cartridge Only
Sega Master System
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Altered Beast (Sega Master System) CIB Includes Poster And Manual
Altered Beast (Sega Master System) CIB Includes Poster And Manual
Sega Master System
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Altered Beast (Sega Master System, 1989) Cart Only Tested Missing Screw
Altered Beast (Sega Master System, 1989) Cart Only Tested Missing Screw
Sega Master System
Listed 2 weeks ago
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Altered Beast (Sega Master System, 1989) Cart Only. Tested Authentic
Altered Beast (Sega Master System, 1989) Cart Only. Tested Authentic
Sega Master System
Listed 4 weeks ago
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Altered Beast- Sega Master System Game Only
Altered Beast- Sega Master System Game Only
Sega Master System
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Altered Beast 0867 (SEGA Master System SMS, Video Games) **COMPLETE**
Sega Master System
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Altered Beast (Sega Master System, 1989) Cart Only Authentic Tested Working
Altered Beast (Sega Master System, 1989) Cart Only Authentic Tested Working
Sega Master System
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$14.24 Pricing data
Altered Beast Sega Master System
Altered Beast Sega Master System
Sega Master System
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$39.50 Pricing data
Altered Beast (Sega Master System, 1989) SMS CIB Complete w/ Manual Tested
Altered Beast (Sega Master System, 1989) SMS CIB Complete w/ Manual Tested
Sega Master System
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Sega Master System 1989 - Altered Beast (Works - Cartridge Only)
Sega Master System 1989 - Altered Beast (Works - Cartridge Only)
Sega Master System
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altered beast sega master system Boxed NO MANUAL
altered beast sega master system Boxed NO MANUAL
Sega Master System
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