+mob_register.deactivating = false
+
+mob_register.on_fire = false
+
+mob_register.fire_table = def.fire_table
+
+mob_register.sound_pitch_mod_min = def.sound_pitch_mod_min
+mob_register.sound_pitch_mod_max = def.sound_pitch_mod_max
+
+mob_register.sound_pitch_mod_min_die = def.sound_pitch_mod_min_die
+mob_register.sound_pitch_mod_max_die = def.sound_pitch_mod_max_die
+
+
+if def.pathfinds then
+ --mob_register.path = {}
+ mob_register.pathfinding_timer = 0
+end
+
+if def.custom_timer then
+ mob_register.c_timer = 0
+ mob_register.custom_timer = def.custom_timer
+ mob_register.custom_timer_function = def.custom_timer_function
+end