Items data
Frost Rune
A rune effect that can apply Frost, slowing an enemy before bonus damage at effect end.
Quick facts
These are the currently safe facts to show without inventing hidden values.
Effect
Chance to apply Frost when hit
Armor effectiveness
40% Helmet / 60% Body
Obtained by
Cave of Runes, Grocery, Season Battle Pass
Mechanics and use case
How to use this entry
Frost is utility-oriented because slow can improve safety.
Exact chance, duration, and damage vary by level and need testing.
Source basis
This entry is based on the linked public source plus local site source policy. Missing game data is left in the testing checklist instead of being guessed.
Official Iron Soul Wiki items referenceLocation, acquisition, and drops
Drop language is conservative: a source can confirm a possible reward without confirming a rate.
Acquisition
Cave of Runes
Grocery purchase
Season Battle Pass
Locations
Cave of Runes
Milo enchant area
Drops and reward status
Cave of Runes source is confirmed; exact rate is not.
Testing checklist
Use this as the field log before publishing stronger claims such as boss mechanics, drop rates, or best-in-slot rankings.
| Test item | Status | Why it matters |
|---|---|---|
| Record proc count per 100 hits by rune level. | Open | Required before exact stats, rates, screenshots, or ranking claims are published. |