Golem Rock is an A-rank DPS/control hybrid that pressures enemy turn order with Curse application and conditional stuns. In practice, he is mostly an early-game or collection unit rather than a long-term PvP staple, but he can still provide solid value for newer accounts that need accessible disruption.
At max skill levels, his kit has good internal synergy: Skill 2 delivers strong 300% P.DMG splash to the main target and adjacent action-order units while guaranteeing Curse on the primary target, Skill 1 adds consistent single-target Curse stacking, and Skill 3 converts those stacks into meaningful stun threat with scaling chance per stack. Skill 4 further increases his utility by spreading Curse when cursed enemies take turns, while also reducing their offensive stats, which helps his team survive trades.
Overall, Rock can create momentum in beginner and mid-progression fights by combining damage, debuff spread, and random control. His main limitation is consistency against optimized teams, so his performance tends to fall off in competitive PvP where stronger control cores and cleaner win conditions are preferred.