Storm Breaker is a Tier 3 item in Predecessor.
Recipe
Effects
• Generate stacks of
Momentum.
• At
100 stacks empower your next Basic Attack.
• Release a bolt of lightning that chains to
7 Targets.
• Deal
40 (+30%

)
Magical Damage.
• Applies
On-Hit effects.
Notes
- Any Movement ability (Including Blink) will also grant stacks of Momentum, based on the distance you travel.
- Basic Attacks grant 15 stacks.
- Abilities that can proc On-Hit effects do not grant stacks, however they can activate the item effect at max stacks.
Patch History
Full Release V1.4.4
- Attack Speed increased from 30% to 35%.
- Electric Momentum Damage increased 25 to 40.
- Electric Momentum Total Physical Power Scaling increased from 20% to 30%.
Full Release V1.4
- Attack Speed increased from 25% to 30%.
- Static Stacking Effect Removed
- Electric Momentum Damage decreased from 30 to 25.
- Electric Momentum Scaling changed from 35% Bonus Physical Power to 20% Total Physical Power.
Full Release V1.0
- Cost increased from 3000 to 3100
Open Beta V0.19
- Attack Speed decreased from 30% to 25%.
Open Beta V0.18.3
- Attack Speed decreased from 35% to 30%.
- Static Max Stacks decreased from 150 to 100.
Open Beta V0.18
- Chain Zap Passive changed to Electric Momentum. No longer triggers on every 4th hit.
- Cost: 3000
- 40 Physical Power
- 35% Attack Speed
- Recipe: Ironwood Warbow + Rapid Rapier
- Electric Momentum - Moving or landing Basic Attacks generates stacks of Momentum. At 100 stacks, your next basic attack on-hit releases a bolt of lightning which leaps between 7 Targets, dealing 30 (+35% Bonus Physical Power) bonus magical damage and applying on-hit effects to each.
- Static - Killing Enemy Units increases the damage of Electric Momentum by 1, up to a maximum of 150. Camp Leaders grant 2 damage on-kill.
Early Access V0.14
- [Bugfix] Chain Zap now correctly modifies its damage with Hero On-hit Modifiers.
Early Access V0.13.3
- Chain Zap Bonus Physical Power Scaling decreased from 40% to 35%.
- Chain Zap Damage increased from 20 to 25.
- Chain Zap Critical Strike Scaling decreased from 80% to 0%.
- Static Max stacks decreased from 200 to 150.
Early Access V0.13
- Reworked
- Cost: 2950g. 40 Physical Power. 35% Attack Speed
- Recipe: Changed from Ironwood Warbow + Composite Bow + 650g to Ironwood Warbow + Sabre + Longbow + 550g.
- Chain Zap: Every fourth successful basic attack on-hit releases a bolt of lightning which leaps between 7 Targets, applying on-hit effects to each, dealing 20 (+40% Bonus Physical Power)(+80% Critical Strike Chance) magical damage.
- [New] Static: Killing Enemy Units increases the damage of Chain Zap by 1, up to a maximum of 200.
Early Access V0.11
- Chain Zap’s damage effect now deals 100% additional damage to Monsters.
Early Access V0.8
- Thunderstruck On-hit Conversion decreased from 1.5 per 1% Critical Strike Chance to 1 per 1% Critical Strike Chance.
Early Access V0.7.2
- Cost increased from 2800 to 3200.
- Physical Power decreased from 30 to 25.
- Attack Speed decreased from 40 to 35.
- Build Path changed from Ironwood Warbow+Rune Bow to Ironwood Warbow+Composite Bow
- Zap [Passive]:
- Base Damage decreased from 60 to 40.
- Scaling decreased from 50% to 40%.
- Added Thunderstruck [Passive]:
- Basic attacks deal 30 bonus physical damage on-hit. Additionally, convert every 1% critical strike chance into 1.5 additional bonus physical damage on-hit.
Early Access V0.4.3
- Cost decreased from 3000g to 2800g
- Physical Power increased from 25 to 30.
- Critical Strike Chance Removed.
- Movement Speed Removed.
- Build Path Changed from Ironwood Warbow+Robust Arbalest to Ironwood Warbow+Rune Bow.
- Chain Zap Passive Reworked to: Every fourth successful basic attack releases a bolt of lightning which leaps between 7 Targets, dealing 60 (+50% Bonus Physical Power) magical damage and applying on-hit effects to each.