8 Frames in 16ms: Rollback Networking in Mortal Kombat and Injustice 2
GDC Festival of Gaming · 59:38 · Watch on YouTube
NetherRealm switched Mortal Kombat / Injustice from lockstep to rollback to replace variable 5-20 frame input delay with stable 3-frame delay plus up to 7 frames of rollback, covering 333ms RTT for 99%+ of matches.