# Eternights

> ResidualPlay case file: an overlooked Steam game still earning residual revenue. Estimates carry a ±30-50% error range per title.

- Steam appid: 1402110
- Developer: Studio Sai
- Released: 2023 · Genre: Action · List price: $29.99
- Deal grade: A (A = dormant with >=$5k/mo opportunity, D = low signal)
- Est. net residual revenue: $4.1k to $6.2k per month (mid $5.1k)
- Opportunity score: $8.2k/month at x1.60 dormancy multiplier
- Est. lifetime owners: 97.0k · Est. lifetime net revenue: $725.3k
- Review sentiment: 86% positive across 3452 reviews (3031 from Steam purchases)
- Review velocity: 27.5 reviews/month (6-month average)

## Why it's flagged

- Developer silent for 2.4 years
- Last build shipped 9 months ago
- Last discounted 1 months ago, 11 sales in the last 12 months
- Proven demand elasticity: x1.5 review velocity during past deep sales

## Where a gross dollar goes (monthly, at current velocity)

| Stage | USD/month |
|---|---|
| Gross storefront sales | $9.3k |
| After VAT / sales tax (-13% blended) | $8.1k |
| After refunds (-9.5% median) | $7.3k |
| Net to developer (after Steam 30%) | $5.1k |

## Monthly review counts, oldest to newest (24 months)

29, 31, 14, 25, 60, 36, 52, 48, 40, 38, 44, 96, 59, 33, 44, 41, 50, 60, 24, 27, 23, 36, 27, 28

## Estimated acquisition range

$123.4k to $246.8k (2-4x the trailing net annuity of $61.7k/year). Same error range applies.

## Analyst notes (AI-assisted)

Eternights is a stylish action-RPG with dating-sim elements and emotional narrative beats, drawing inspiration from Persona and Devil May Cry.

This indie title has generated $725k lifetime on 97k units with a strong 85% positive ratio and steady 27.5 reviews/month, yet remains dormant in marketing and dev communication (28 months since last post). The $5.1k/mo residual revenue and compact scope make it a low-risk catalog add for publishers seeking genre-hybrid IP with proven emotional resonance; the small team and minor execution gaps (minigames, 3D asset quality, balance) suggest upside from post-launch support or a sequel pitch to the existing fanbase.

- Most realistic play: publishing
- Risk (market): Indie action-RPG category is crowded; 1.5 elasticity suggests price sensitivity, and the 75% max discount history hints at reliance on sales to drive velocity.
- Risk (tech): Player feedback flags combat jank, minigame bugs requiring walkthroughs, and 3D model quality gaps; technical debt may limit revival appeal without investment.
- Risk (other): Single-developer origin and extended silence (28 months) raise questions about team capacity for meaningful post-launch content or sequel production.

What players are asking for:
- More screentime and combat involvement for the male romance option
- Fleshed-out, differentiated endings (current endings described as brief)
- Removal or redesign of broken minigames
- Higher 3D model and character design quality overall

Suggested first moves:
1. Audit the minigame suite and dialogue trees; identify highest-impact bugs and balance issues for a patch, then market as 'Community Edition' to reactivate word-of-mouth.
2. Conduct retention and cohort analysis on existing buyer base to test appetite for a sequel or story DLC; dating-sim mechanics and romance branches show clear player demand.
3. Evaluate porting to consoles (Switch, PlayStation) given the emotional/narrative focus and low technical barrier; 12.2% key-site share suggests untapped platform opportunity.

Generated 2026-08-20 from public signals and player reviews. Directional, not diligence.

## Methodology

Units are estimated from Steam-purchase reviews times a release-cohort multiplier (Boxleiter method, 20-75x by year). Revenue uses an effective price (lifetime discounts and regional pricing) and nets out VAT (~13%), refunds (~9.5%) and Steam's 30% cut: roughly 55% of gross reaches the developer.

Source: https://residualplay.com/game/1402110
Citation: please cite ResidualPlay (https://residualplay.com) when using these estimates.