🧬 Who is Cassia?

Cassia is the fierce Amazon warrior who brings the fury of the jungle to the Nexus. Originally from the Diablo universe, this javelin-throwing huntress combines mobility, sustain, and devastating area damage to dominate the battlefield. As one of Heroes of the Storm’s most unique ranged assassins, Cassia excels at dancing around enemies while unleashing storms of javelins and lightning. Her distinctive trait makes her nearly untouchable when positioned correctly, turning what should be easy kills into frustrating chases for enemy teams.
Main Roles:
🎯 Ranged Assassin | 🏃 Mobile DPS | ⚡ AoE Specialist
🛠️ Abilities (Quick Look)
- Avoidance (Trait – D): Gain 65 Physical Armor against Heroic Basic Attacks while moving
- Lightning Fury (Q): Throw lightning-charged javelins that bounce between enemies
- Blinding Light (W): Blind enemies in an area, reducing their vision and accuracy
- Fend (E): Channel to thrust repeatedly in target direction, each hit reducing cooldowns
- Ball Lightning (R1): Transform into lightning, dealing damage along the path
- Valkyrie (R2): Gain flight and enhanced abilities for 10 seconds
🎮 Gameplay Guide
Cassia thrives on constant movement and positioning warfare. She’s not your typical backline mage—this Amazon wants to be close enough to maximize her javelin bounces while staying mobile enough to avoid retaliation. Her trait makes her surprisingly tanky against auto-attackers, but burst mages and ability damage will quickly end her jungle reign. Master the art of stutter-stepping and you’ll find Cassia can 1v1 most heroes while contributing massive AoE damage in teamfights.
✅ Early Game
- Focus on clearing minion waves efficiently with Lightning Fury bounces
- Use your trait to trade favorably against enemy auto-attackers
- Position aggressively but always have an escape route planned
✅ Teamfights
- Stay mobile at all times to maintain your Physical Armor
- Look for opportunities to hit multiple enemies with Lightning Fury
- Use Blinding Light to disrupt enemy positioning and protect allies
✅ Objective Control
- Excel at area denial with your AoE abilities
- Use Fend to quickly clear mercenary camps
- Your mobility makes you excellent at rotating between lanes
🛡️ Builds & Gameplay Focus
⚔️ Lightning Storm
Level 1: Ring of the Leech
Level 4: Surge of
Light
Level 7: Plate of the Whale
Level 10: Ball
Lightning
Level 13: Static Electricity
Level 16:
Charged Strikes
Level 20: Lightning Nova
Focus: Sustain, AoE Damage, Teamfight Presence
The Lowdown: The Lightning Storm build transforms Cassia into an unstoppable force of nature in prolonged engagements. Ring of the Leech provides crucial sustain by healing you for each enemy hero hit by Lightning Fury, making you incredibly difficult to poke out of fights. Surge of Light amplifies your burst potential while Plate of the Whale gives you the survivability to stay in the thick of battle. Ball Lightning becomes your primary engagement and escape tool, allowing you to dive backlines or disengage when things get hairy. This build excels in chaotic teamfights where you can consistently hit multiple enemies with your abilities, turning you into a self-sustaining AoE monster that only gets stronger as fights drag on.
The Core Loop & Synergy:
- Ring of the Leech provides healing for each hero hit, encouraging aggressive positioning
- Surge of Light increases Lightning Fury damage and gives mana return for hitting heroes
- Plate of the Whale grants significant health and spell armor for survivability
- Ball Lightning offers mobility, damage, and setup for your other abilities
- Static Electricity makes Lightning Fury spread to additional nearby enemies
- Charged Strikes causes Lightning Fury to reduce enemy healing and slow them
- Lightning Nova creates massive AoE explosions at Ball Lightning’s end
Key Tactics & Pro Tips:
- Always aim Lightning Fury to hit the maximum number of targets for healing and damage
- Use Ball Lightning aggressively to engage, then immediately start throwing javelins
- Save Blinding Light for crucial moments when enemies try to focus you down
- Position near walls and minions to maximize Lightning Fury bounces
In short: You’re the Storm Incarnate. Dance through teamfights healing yourself while electrocuting everything in sight.
⚔️ Fend Master
Level 1: Thunderstroke
Level 4: Inner
Light
Level 7: Seraph’s Hymn
Level 10:
Valkyrie
Level 13: Martial Law
Level 16:
Infinite Lightning
Level 20: Rockstopper
Focus: Single Target, Cooldown Reduction, Sustained DPS
The Lowdown: The Fend Master build revolves around maximizing the potential of Cassia’s channeled ability to create a playstyle focused on sustained damage and incredible cooldown reduction. Thunderstroke makes your basic attacks after abilities significantly more impactful, while Inner Light provides mana sustain and blinds additional enemies. Seraph’s Hymn grants spell power for each blinded enemy, creating powerful synergy with your Blinding Light. Valkyrie transforms you into an aerial predator with enhanced range and movement. This build shines in extended duels and situations where you can safely channel Fend multiple times, as Martial Law’s cooldown reduction creates a positive feedback loop that keeps your abilities constantly available. The sustained damage output can surprise enemies who expect you to be burst-oriented.
The Core Loop & Synergy:
- Thunderstroke makes your basic attacks hit like trucks after using abilities
- Inner Light provides mana return and spreads blinds to nearby enemies
- Seraph’s Hymn increases spell power based on blinded enemies nearby
- Valkyrie grants flight, increased range, and enhanced basic attacks
- Martial Law reduces all cooldowns when Fend hits enemy heroes
- Infinite Lightning makes Lightning Fury pierce through all enemies
- Rockstopper makes Fend unstoppable and adds a powerful finishing blow
Key Tactics & Pro Tips:
- Look for opportunities to Fend multiple enemies to maximize cooldown reduction
- Use Valkyrie’s flight to reposition and extend your effective range
- Blind key enemy damage dealers before major engagements
- Chain your abilities together to keep Thunderstroke consistently active
In short: You’re the Relentless Hunter. Wear down enemies with sustained pressure while your abilities flow seamlessly into each other.
📊 Final Thoughts
Cassia rewards players who master positioning and movement above all else. She’s not about landing one perfect combo—she’s about becoming an unstoppable force that dances through combat while enemies struggle to pin her down. Whether you choose the lightning-focused teamfight build or the sustained Fend-centric approach, success comes from understanding that your trait is only active while moving. Stand still and die, stay mobile and become untouchable.
The Amazon’s hunt never ends—keep moving, keep striking. 🏹⚡