Booster Pack Heroes is an incremental game where players can open booster packs to discover powerful heroes and spells. As you battle through relentless monster hordes, you can upgrade your abilities and increase your strength. Each pack offers opportunities to hunt for rare cards and enhance your collection. Surviving waves of increasingly tough foes earns you Mastery, which allows for further upgrades and the unlocking of new abilities. By defeating chapter bosses, you can travel between realms, uncovering new challenges and secrets, all while striving to break the cycle of repetition.