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    Isaac
    Hero profile · Season X4

    Isaac

    the Symphonic Warrior
    Faction
    Watchers
    Class
    Commando
    Role
    DPS
    Season
    X4
    Traits
    SilenceCounter
    Profile updated Aug 9, 2026

    Best Gear

    Recommended equipment for this hero

    #1
    Recommended
    Resolute

    Resolute

    S3
    STR
    2-Set: +0.2% ATK for every 1% HP lost
    4-Set: Immune to the first fatal damage, restores HP to 20% of the max HP and deals +25% DMG in the Hero's subsequent attack.
    #2
    Alternative
    Alpha Bless

    Alpha Bless

    S3
    STR
    2-Set: +5% Crit Immunity Rate for all Heroes in Lineup (cannot be stacked)
    4-Set: The Lineup gains a shield of 5% of the max HP at round 1. Starting from round 6, all allied Heroes gain +5% crit rate for 5 rounds (cannot be stacked)
    #3
    Alternative
    Concerto

    Concerto

    ★
    Isaac
    2-Set: Isaac takes 30% less DMG when takes the 1st damage each round.
    4-Set: When Isaac fights back, he deals 30% more DMG and applies the Variation effect to 1 more enemies.

    Best Endgame Stats

    Optimal gear sub-stats for endgame content

    Weapon

    STR 3%
    Crit DMG 40%
    DMG Bonus 5%

    Helmet

    VIT 3%
    DMG Bonus 8%
    DMG Mitigation 5%

    Body

    VIT 3%
    DMG Bonus 8%
    DMG Mitigation 5%

    Jewelry

    ATK 5%
    DMG Bonus 10%
    DMG Mitigation 5%
    • Attack & damage
    • Defense & HP