The Prototype
Original mech boss, ~500 HP scaling. Drop table: 7% Warp Portal, 13% mastery (First Place), 10% (Second Place), 0% (Third+). Pity increases chance +3% per missed kill.
Boss kills are the largest single source of mastery in Heroes Battlegrounds. Use the Prototype Farm tool to plan private-server rotations.
Original mech boss, ~500 HP scaling. Drop table: 7% Warp Portal, 13% mastery (First Place), 10% (Second Place), 0% (Third+). Pity increases chance +3% per missed kill.
MHA Nomu-inspired. 13% mastery (First Place), 10% (Second Place). Does NOT despawn on player death.
Halloween 2025 event boss. Moves: Ghost Rider 12.7% per swing (60s cooldown), False Sun 21% per pumpkin (40s cooldown).
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