DPS, effective HP, drop rates and XP curves — free calculators every game designer reaches for.
Effective DPS from hit damage, attack speed, crit chance and crit multiplier — the core combat-balance number.
True survivability from raw HP plus damage reduction (armor/resist) — why 50% reduction doubles your effective health.
Probability of at least one drop in N tries, expected tries to get one, and the 'pity' attempt count.
XP required for a level and total cumulative XP under linear, polynomial or exponential progression curves.
How long to kill a target from your DPS and its effective HP — the metric that defines a shooter's feel.
Compare investing in crit chance vs crit damage to maximize expected damage — finds the better next point.
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