Sydax King Killer is a Legendary Spirit Defense champion of the Dark Elves, a feared warrior who eliminates intruders to their lair and absorbs fragments of their souls with each kill. His kit combines heavy team protection with strong AoE debuffing and enemy-max-HP-scaling damage.
Core Strengths & Abilities
Full Team Protection: His A3, Bond of the Enslaved, grants all allies a 60% Increase DEF buff, a 30% Increase SPD buff, and a 50% Ally Protection buff for 2 turns, on a cooldown reduced to 3 turns once booked, dramatically boosting his team's survivability and speed.
Scaling AoE Nuke with Double Debuffs: His A2, Brutal Decapitator, hits all enemies twice, with the first hit carrying a 75% chance (100% booked) to place a 60% Decrease DEF debuff and the second a 75% chance (100% booked) to place a 30% Decrease SPD debuff, scaling its damage from both his own DEF and enemy max HP.
Reflect and Pain Link Immunity: His passive, Earned Resilience, reduces damage he takes by 10% for each ally under his Ally Protection, while making him fully immune to Pain Link debuffs and any Reflect Damage effects, letting him tank aggressively without fear of retaliation mechanics.
Key Weaknesses
Enemy Max HP Scaling Has Caps: His damage scaling from enemy max HP is capped at 10% or 5% against bosses, meaning dedicated damage dealers can eventually outscale him in raw single-target output even though his hybrid kit remains valuable for speed.
Arena Rating Trails His Other Scores: At 7, his Arena performance is notably behind his otherwise dominant 9-10 ratings elsewhere.
With perfect 10s across Chimera, Clan Boss, Dragon, Fire Knight, Hydra, Ice Golem, Iron Twins, Overall User, and Spider, Sydax King Killer is an elite, near-universal Defense champion for virtually all PvE progression and Dungeon content.
Attacks 1 enemy. Has a 80% chance of placing a 50% [Decrease ATK] debuff and a [Pain Link] debuff for 2 turns. Level 2: Damage +5% Level 3: Damage +5% Level 4: Buff/Debuff Chance +10% Level 5: Buff/Debuff Chance +10%
| Effect | Kind | Action | Value | Chance | Booked | Turns | Target |
|---|---|---|---|---|---|---|---|
| Decrease ATK | debuff | place | 50% | 80% | 100% | 2 | |
| Pain Link | debuff | place | 80% | 100% | 2 |
Attacks all enemies 2 times. The first hit has a 75% chance of placing a 60% [Decrease DEF] debuff for 2 turns. The second hit has a 75% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Level 2: Damage +10% Level 3: Damage +10% Level 4: Buff/Debuff Chance +10% Level 5: Buff/Debuff Chance +15% Level 6: Cooldown -1
| Effect | Kind | Action | Value | Chance | Booked | Turns | Target |
|---|---|---|---|---|---|---|---|
| Decrease DEF | debuff | place | 60% | 75% | 100% | 2 | |
| Decrease SPD | debuff | place | 30% | 75% | 100% | 2 |
Places a 60% [Increase DEF] buff and a 30% [Increase SPD] buff on all allies for 2 turns. Also places a 50% [Ally Protection] buff on all allies except this Champion for 2 turns. Level 2: Cooldown -1 Level 3: Cooldown -1
| Effect | Kind | Action | Value | Chance | Booked | Turns | Target |
|---|---|---|---|---|---|---|---|
| Increase DEF | buff | place | 60% | 100% | 100% | 2 | all allies |
| Increase SPD | buff | place | 30% | 100% | 100% | 2 | all allies |
| Ally Protection | buff | place | 50% | 100% | 100% | 2 | all allies |
Decreases the damage this Champion receives by 10% for each ally under an [Ally Protection] buff. This Champion is immune to [Pain Link] debuffs, as well as any damage from [Reflect Damage] buffs or passive Reflect Damage effects.
| Effect | Kind | Action | Value | Chance | Booked | Turns | Target |
|---|---|---|---|---|---|---|---|
| Ally Protection | buff | condition | self | ||||
| Pain Link | debuff | immune | self | ||||
| Reflect Damage | buff | immune | self |