ResidualPlaybeta Open the radar

The Citadel

doekuramori · 2020 · $14.99 · Action · deal grade A

Measured on 2026-10-05 00:57 UTC. The whole catalog is re-measured daily; a game that just launched can move fast between passes.

  • Estimated net residual revenue: $3.4k to $5.2k per month
  • Opportunity: $8.2k per month at x1.90 dormancy
  • Estimated lifetime owners: 105.0k
  • 93% positive across 3136 reviews · 53.4 reviews/month

Why it's flagged

  • Developer silent for 4.7 years
  • Studio quiet across its whole catalog
  • Store page localized in only 1 language(s)
  • Last discounted 0 months ago, 7 sales in the last 12 months
  • Proven demand elasticity: x1.4 review velocity during past deep sales

Analyst notes (AI-assisted)

Note written 2026-08-25; the live figures above take precedence over any numbers in it.

A retro-styled boomer shooter blending tactical gunplay with surreal anime-gore aesthetics, built by a solo or small Indonesian team.

The Citadel occupies a quiet niche in the boomer-shooter renaissance: it has shipped over 77k copies lifetime, maintains solid four-figure monthly residuals, and carries a 92.7% positive review ratio from an engaged base. The game's cult appeal rests on exceptional weapon feel and a polarizing eroguro aesthetic that the community argues is inseparable from its identity. Opportunity lies not in aggressive revival but in careful stewardship: the developer appears dormant (no posts in 54+ months), the studio is fading (second title in portfolio), and the IP ownership is clean, making this a low-friction catalog play for a publisher seeking proven indie depth without ongoing creative overhead. Most realistic play: acquisition.

  • Risk: Multiple reviews flag crashes on level transitions and Steam Deck input bugs; technical debt may grow if left unpatched.
  • Risk: The eroguro anime-gore aesthetic is a draw for the core audience but a ceiling on mainstream appeal; polarizing IP limits expansion potential.
  • Risk: Developer appears inactive (no updates in 54+ months); acquiring the back-catalog requires assessment of remaining studio capacity and IP transfer logistics.

This case as Markdown · Estimates carry ±30-50% error per title.