
REIGN OF VAMPIRES

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Studio: Machine Zone
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Platform: Mobile (iOS/Android)
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Genre: 4X Strategy
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Monetization: F2P, competitive PvP-driven & PvE
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Role: Combat/Systems Designer
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Team Size: ~80
My Ownership
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Owned long-term PvP and PvE combat balance strategy across live environments, tuning for engagement, fairness, and monetization sustainability.
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Designed and shipped seasonal LiveOps events and systemic features supporting content cadence and revenue beats.
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Built and maintained multi-resource economy and progression models to forecast currency flow, inflation risk, and monetization outcomes.
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Partnered with product and analytics to evaluate D1/D7/D30 retention, ARPDAU, payer conversion, and churn drivers — translating data insights into balance adjustments and feature iteration.
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Modeled resource sinks/sources and progression pacing to optimize long-term player lifecycle engagement and LTV.
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Conducted post-launch performance reviews, identifying feature-level revenue and engagement impact.
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Mentored designers in balancing methodology, systems documentation, and implementation practices.
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Collaborated cross-functionally with engineering, product, monetization, and art teams to deliver features under aggressive live-service timelines.
GAMEPLAY
Reign of Vampires
Reign of Vampires Gameplay Video for Android Mobile





