Radiant Entertainment

Radiant Entertainment was an independent video game studio co-founded by brothers Tom and Tony Cannon, who also created the Evolution Championship Series (EVO), the premier fighting-game tournament. The studio was backed by Andreessen Horowitz (a16z) and is known for the free-to-play fighting game Rising Thunder and the voxel city-building title Stonehearth. Radiant Entertainment was acquired by Riot Games in 2016 and its team was folded into Riot; the studio no longer operates as an independent entity and publishes no public API, developer portal, or documentation surface. This profile was surfaced as an a16z portfolio company and added to the API Evangelist network.

Radiant Entertainment is profiled on the APIs.io network. Tagged areas include Company, Gaming, Video Games, Entertainment, and Fighting Games.

🌐 Visit website 📡 Source on GitHub
5.0/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-08-21 · rubric v0.12.0
0 APIs
CompanyGamingVideo GamesEntertainmentFighting GamesGame Studio

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-21 · rubric v0.12.0
Composite quality — 5.0/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 0.0 / 20
Access Clarity 0.0 / 20
Operational Transparency 0.0 / 13
Contract Governance 0.0 / 12
Discoverability 5.0 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
Documented Reversibility 0 / 6
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/radiant-entertainment: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Source (apis.yml)

apis.yml Raw ↑ 
aid: radiant-entertainment
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/radiant-entertainment.png
name: Radiant Entertainment
description: Radiant Entertainment was an independent video game studio co-founded by brothers Tom and Tony Cannon, who also
  created the Evolution Championship Series (EVO), the premier fighting-game tournament. The studio was backed by Andreessen
  Horowitz (a16z) and is known for the free-to-play fighting game Rising Thunder and the voxel city-building title Stonehearth.
  Radiant Entertainment was acquired by Riot Games in 2016 and its team was folded into Riot; the studio no longer operates
  as an independent entity and publishes no public API, developer portal, or documentation surface. This profile was surfaced
  as an a16z portfolio company and added to the API Evangelist network.
url: https://raw.githubusercontent.com/api-evangelist/radiant-entertainment/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- a16z
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.23'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Gaming
- Video Games
- Entertainment
- Fighting Games
- Game Studio
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-20'
  status: nochange
  artifacts_added: 0
  pass: local-v1

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