Costume Quest

Double Fine Productions · 2011 · $9.99 · Adventure · deal grade B

Measured on 2026-09-23 12:48 UTC, 12 days ago. The whole catalog is re-measured daily; a game that just launched can move fast between passes.

Estimated net residual revenue: $272 to $409 per month
Opportunity: $545 per month at x1.60 dormancy
Estimated lifetime owners: 196.0k
94% positive across 4113 reviews · 6.3 reviews/month

Why it's flagged

Developer silent for 7.1 years
Studio active elsewhere (15 titles tracked), so this one may welcome a partner

Analyst notes (AI-assisted)

Note written 2026-09-12; the live figures above take precedence over any numbers in it.

A 2011 Double Fine adventure-RPG hybrid where kids in Halloween costumes battle monsters using turn-based combat, built on accessible charm and seasonal appeal.

Costume Quest sits in a rare pocket: a 13-year-old indie title from an operating studio (now Microsoft-owned) that maintains strong sentiment and residual cashflow with minimal maintenance overhead. The core appeal is durable (Halloween nostalgia, couch co-op memory), but the game is dormant in the public conversation and has never been re-released on modern platforms. For a platform holder or publisher seeking a low-risk catalog depth play with genuine fan affection and potential console-generation extension, this warrants a serious licensing or acquisition inquiry; for Double Fine itself, a remaster or sequel could unlock both catalog momentum and fresh audience access. Most realistic play: revival.

Risk: Developer is now a Microsoft subsidiary; any revival or re-release requires internal alignment and may conflict with broader Game Pass or first-party roadmap priorities.
Risk: Seasonal genre (Halloween-focused) limits evergreen monetization appeal; revival success depends on launch timing and marketing coordination.
Risk: Built on aging engine and tools; modernization for console ports or cloud play will require non-trivial porting work.

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