Arcane Burst

Spell
Max Level 30
Appearance
Arcane Burst icon
Description
Skill Type
Target Projectile
Effect
140% + 10% × skill lvl magic weapon dmg
Cost & Timing
Mana Cost
12 × skill lvl
Cast Time
0.8s
Cooldown
6s
Range
8 yd
Damage
Damage %
140% + 10% × skill lvl
Damage Type
Magic
Level Scaling
Skill LevelDamage %Mana Cost
1150%12
2160%24
3170%36
4180%48
5190%60
6200%72
7210%84
8220%96
9230%108
10240%120
11250%132
12260%144
13270%156
14280%168
15290%180
16300%192
17310%204
18320%216
19330%228
20340%240
21350%252
22360%264
23370%276
24380%288
25390%300
26400%312
27410%324
28420%336
29430%348
30440%360
Mechanics

When used by a mercenary, skill level = floor(regular level ÷ 5) + floor(veteran level ÷ 10), capped at max skill level.

Damage Formula

Pre-Mitigation
Skill Damage + Magic Damage
Magic Damage
(INT × 1.5 + wand.magic + equip.magic) × (1 + passive% + buff%)

Total pre-mitigation damage is then multiplied by 140% + 10% × skill lvl

Damage Pipeline

  1. Variance: ×0.9–1.1
  2. Backstab (behind target): +10% | Rogue w/ Improved Backstab: +25%
  3. Level difference: ±2% per level (max ±20%)
  4. Slayer reduction (boss/elite → player): −slayerLevel × 10%
  5. Enrage (non-spell): monsters +50–75% below 10% HP.
  6. Mitigation: −ceil(dmg × clamp(target.magicResist × 0.0005, 0, 0.9))
  7. Crit: ×1.5
  8. Radiant Aether (15% on crit, consumes 1 item): ×2 on top → ×3 total

Resist Chance

clamp(
  target.magicResist × 0.0005
  + (target.level − attacker.level) × 0.005
  − attacker.accuracy
, 0, 0.9)

Target moving:
resist −0.25, damage +10%
Backstab:
resist × 0.8

Effective Cast Time = castTime − (castTime × spellHaste)

Used by Pets