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Clan Boss Speed Tune Calculator
Your Clan Boss,
Solved
Simulate turn-by-turn buff uptime in real time. Unkillable, Shield, Counter — verify any team's speed tune before you gear up.
Free forever · No signup required
rsl-tools.vercel.app/clan-boss
EasyNormalHardBrutalNMUNM
Demytha
Seeker
Heiress
Fayne
DPS
Demytha
BlockUnkill
A3ClanbossAOE1
Seeker
SPD+TM+30%
A2Heiress
SPD+
A2Buffs OK
All Difficulties Supported
Latest Champions 100% Updated
All Affinities Covered
All Difficulties Supported
Latest Champions 100% Updated
All Affinities Covered
All Difficulties Supported
Latest Champions 100% Updated
All Affinities Covered
All Difficulties Supported
Latest Champions 100% Updated
All Affinities Covered
Core Tools
Everything you need, in one place
Core
Clan Boss Calculator
Enter 5 champion speeds and simulate buff uptime turn-by-turn. Supports Unkillable, Shield, Counter, and all team compositions.
Shard Calculator
Track mercy system pity counters + calculate pulls to ceiling. Supports Ancient, Void, Sacred, Primal, Prism, and Remnant shards.
Buff/Debuff Search
Instantly find champions with specific buffs or debuffs. Searches across all 945 champions with detailed skill breakdowns.
How It Works
Three steps. That's it.
STEP 01
Pick 5 Champions
Search by name or faction from our database of 945 champions.
STEP 02
Enter Speeds
Input gear speed, aura, and set bonuses for each champion.
STEP 03
Run Simulation
See 50-turn simulation results with buff uptime per boss turn.
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