Catalog 
NEODUEL: Backpack Monsters
LiveRPGStrategyAuto BattlerBoard gameCasual and puzzle
- Platforms
- Release:
- 2024
- Developer:
- dicehit, Rogue Duck Interactive
- Scale:
- Average concurrent players≈ 1.3 – 109
- Player rating:
- 81.8% · 435
- Profile data as of:
- August 30, 2026
NEODUEL: Backpack Monsters is an inventory auto-battler with a monster-trainer twist! Collect Cosmions and items, and strategically manage your backpack to create unbeatable combos in tactical duels. Rise through the leagues to become the ultimate Cosmion master!
Screenshots
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Videos
Videos from the game’s source page, in source order. Select one to open the original.
Overview
- Franchise
- Unknown
- Release date
- Windows — September 30, 2024
- macOS — September 30, 2024
- Linux — September 30, 2024
- Developer
- Publisher
- Age rating
- Unknown
- Content warnings
- Not specified by the storefront
- Interaction modes
- Single-playerMultiplayerOnline PvP
- Session capacity
- Unknown
- Access model
- One-time purchase
- Monetization
- Unknown
- Storefront price
- $11.99Steam, US storefront
- Store contents
- 34 Achievements · Steam Store, August 30, 2026
- Languages
- EnglishRussianGermanFrenchSpanishPortuguese, BrazilTurkishJapaneseKoreanChinese, Simplified script
Classification
- Genres
- RPGStrategyAuto BattlerBoard gameCasual and puzzleEvidence:
- Setting and subject matter
- Unknown
- Camera
- Unknown
- Visual style
- Retro
- Combat system type
- Auto-battle
Scale
Concurrent players · period average
≈ 1.3 – 109
under 100over 1 million
- Coverage
- Steam
- Origin
- Calculated
- Confidence
- Low — Calculated from Steam review counts: in the validation sample, the rule covers 77% of games, with a typical 3.5x difference from known concurrent player counts
- Basis
- Calculated from 435 Steam reviews over 2 years since release using rule reviews_to_online_v1
- Calculation rule
- reviews_to_online_v1
- Date observed
- September 7, 2026
- Source
- Steam reviews
- Ratings
- players81.8% · 435Steam, US storefront · Steam reviews
- Last update
- August 26, 2025 — NEODUEL v1.4.0 - Balance & Bug Fix Patch (0 updates over 90 days) · Steam update feed
Mechanics
Key game systems from the Mechanics Catalog. Assessment axes are independent and are not combined into a single score. An unassessed mechanic is unknown, not absent.
Clan system
Not assessedA persistent player organization created or recognized by the game itself, with a stable membership, a life beyond one session, a shared identity, functions, and goals.
Player economy
Not assessedAn in-game system where player decisions materially influence at least part of the production, supply, distribution, or price of in-game value.
Territory control
Not assessedA system where players or organizations capture, hold, and use parts of the game world with lasting consequences.
Competitive PvP
Not assessedStructured competition between players with rules and a measurable outcome, usually including skill-based matchmaking.
Live service and updates
Not assessedA regular rhythm of meaningful updates, including seasons, patches, events, and a roadmap that supports a long product life.
Character progression
Not assessedA system for long-term character or account development through levels, skills, equipment, and specializations.
Games in the same genres
Includes this game’s genres (RPG, Strategy, Auto Battler, Board game, Casual and puzzle) and their subgenres, sorted by concurrent players from highest to lowest.
