4Stack #98 — answers & breakdown

Monday, October 19, 2026

The sixteen cards in this puzzle were: Ping, Packet loss, Jitter, Tickrate, Rollback, Delay-based, Lockstep, Client-side prediction, Elo, MMR, Smurfing, Queue dodging, Dedicated server, Peer-to-peer, Listen server, Relay.

The four stacks

Connection stats

Ping, Packet loss, Jitter, Tickrate

Netcode models

Rollback, Delay-based, Lockstep, Client-side prediction

Matchmaking terms

Elo, MMR, Smurfing, Queue dodging

Server architectures

Dedicated server, Peer-to-peer, Listen server, Relay

Want to try it yourself? Play puzzle #98 — archive plays don't affect your streak. Or jump into today's puzzle.