Knife Duels
Knife Duels is a Roblox 1v1 knife combat game where players open crates for higher-rarity knives (Common to Cosmic) and battle in ranked or unranked matches across classic maps like Skyscraper, Jail, and Sands.
Start here
What do you need to decide?
Evidence checked August 17, 2026. Choose the task that matches your next action.
Calculate or plan
Knife Duels Build Optimizer
Pick your main knife rarity and stat priorities to find the strongest 1v1 build for current ranked matchmaking.
Verify a reward
Check 3 working codes
Review reward details and the evidence boundary before redeeming.
Compare options
Choose a top picks pick
Compare ranked options and use keep-or-reroll guidance for your current goal.
Fast Rewards
Active codes
SUMMERActiveFree credits (event bonus, summer 2026)
LOADINGActiveFree credits or crates
DYNAMICActiveFree coins or crates (new update bonus)
Decision-first hub
Start with the tools that match your next decision
These live tools are loaded from the game capability registry. Choose the calculator or planner that matches the resource, build, reroll, or progression decision you need to make now.
Essential resources
The main sections players use to progress faster in Knife Duels.