Vampirism is an optional PvP mechanic in mcMMO. When enabled, killing another player transfers some of their skill XP or levels to the attacker. This incentivizes PvP combat and creates a risk for players with high skill levels.
Vampirism is configured in config.yml under the vampirism section. You can:
Changes to
config.ymlrequire a server restart to take effect.
When a player is killed by another player with Vampirism enabled:
Vampirism and Hardcore Mode are independent — each can be enabled without the other. When both are enabled, a killed player suffers both penalties separately: the killer first steals a portion of the victim's levels via Vampirism, and then the victim loses an additional portion of their levels as the Hardcore death penalty.