Before using skills, NPCs must have basic stats applied to them depending on the
skill being used: UNPC_ATKMIN, UNPC_ATKMAX, UNPC_MATKMIN, UNPC_MATKMAX, UNPC_STR,
UNPC_AGI, UNPC_VIT, UNPC_INT, UNPC_DEX, UNPC_LUK.
See 'setunitdata' for more information on usage.
source: https://github.com/rathena/rathena/blob/master/doc/script_commands.txt#L7889-L7892