HackerTube / Video
8 Frames in 16ms: Rollback Networking in Mortal Kombat and Injustice 2
GDC Festival of Gaming

A 2018 GDC talk by NetherRealm's Michael Stallone on the engine changes, optimizations and tooling needed to roll back and re-simulate up to 8 frames in 16 ms in Mortal Kombat and Injustice 2. It is a deep dive into deterministic rollback netcode.
HN treats it as the definitive practical talk on rollback networking in a shipped AAA fighting game.
6 Hacker News mentions · 2020–2025