Overview
The Vulnerable state (虚弱, Xūruò) is a temporary combat debuff that bosses and elite enemies enter after their posture bar is depleted. During Vulnerable, the enemy takes +50% damage from all sources for 8 seconds. This is the primary high-damage window in Honor of Kings: World combat and the target outcome of most boss-fight strategies.
Triggering Vulnerable
Enter Vulnerable by depleting the white posture bar above the enemy's HP. Posture is depleted through:
Heavy attacks (charged basics)
Certain skills that carry high posture damage
Perfect Dodge counter hits (big posture damage)
Parries after blocking incoming attacks
Break Momentum bar depletion on Calamity Beasts (coordinated 4-player variant)
Visual Cues
When an enemy enters Vulnerable:
The enemy visibly staggers and falls to the ground briefly
A countdown or animation indicator shows the 8-second window
Damage numbers appear larger or in different colors, reflecting the +50% multiplier
Execution (处决)
If accumulated damage during the Vulnerable window exceeds a threshold, the player can trigger an Execution (处决) finisher. Execution is a cinematic attack that deals bonus damage, often instantly killing the enemy if their remaining HP is within the execution threshold. Against bosses, execution can skip a phase or deal massive guaranteed damage.
Recovery After Vulnerable
When the 8 seconds expire, the enemy's posture bar regenerates over time. Some enemies regenerate posture rapidly, allowing repeat Vulnerable triggers; others regenerate slowly, making the first Vulnerable window especially valuable.
Design Impact
The +50% multiplier during Vulnerable is large enough that optimal play revolves around forcing Vulnerable rather than sustained DPS uptime. Skilled players can chain Perfect Dodges and counter hits to deplete posture rapidly, creating back-to-back Vulnerable windows in shorter timelines. This rewards mechanical mastery over simple gear scaling.
Sources
Gl.ali213.net奇境 bosses guide (article 1762689); PP助手 奇技 (article 1081622); GamerSky boss walkthroughs.