Leaky Prototype
Unique · Armor
Cooldown- 3.5s
Start of 
:
- Gain 40
- Reduce
duration by 50% - Reduce
taken by 10% per 
Every 3.5 seconds:
- Inflict 1
on yourself - Gain 4 per
Level bonusLv 2–15
Every 3.5 seconds:
- 5% → 100% chance to gain 10 per
All 15 levels
- Lv 1Base item
- Lv 2Every 3.5 seconds: 5% chance to gain 10 per
- Lv 310% chance
- Lv 415% chance
- Lv 530% chance
- Lv 635% chance
- Lv 740% chance
- Lv 845% chance
- Lv 950% chance
- Lv 1065% chance
- Lv 1170% chance
- Lv 1275% chance
- Lv 1380% chance
- Lv 1485% chance
- Lv 15100% chance
Balance history
Start of
:- Reduce duration by 90% → 50%
Every 3.5 seconds:
- Gain 8 → 4 per
- Reduce
- v5.0.2mentioned in patch notes
Leaky Prototype reduction was not being applied correctly
Start of
:- Gain 0 → 40
- Reduce duration by 90%
- Reduce taken by 0 → 10% per
Every 3.2 → 3.5 seconds:
- Inflict 1 on yourself
- Gain 15 per
→ 8 per
Level Bonus
Every 3.2 → 3.5 seconds:- % chance to gain 15 per → 10 per
- Gain 0 → 40
- : 3.2 seconds (was: 3.5)
- v1.1.0mentioned in patch notes
- Removed mystery from Leaky Prototype
- Removed mystery
- No longer loses
each (was: 5) - Gains 15 per (was: 10)
- Level bonus is now 15 per (was: 12)
- No longer loses
(Add) Start of
:- Reduce duration by 90%
- Reduce
Every 3.5 seconds:
- (new) Lose 5
- Inflict 1 on yourself
- Gain 3 → 10 per Armor
Level bonus:
Every 3.5 seconds:- % chance to gain 5 per Armor → inflict 5 on yourself
- (new) Lose 5
Added with Morrow’s release.
