I encountered a problem, Skaven Albino Guards are bugged and won't move at all. This is the Unit in Export_Descr_Units File.
type Albino Guard
dictionary Albino_Guard
category infantry
class heavy
voice_type general
banner faction main_spear
banner holy crusade
soldier Albino_Guard, 50, 0, 2
mount_effect elephant +1, horse +1, camel +1
attributes sea_faring, can_withdraw, knight
move_speed_mod 1.6
formation 1.4, 1.4, 3, 3, 6, square
stat_health 0, 4
stat_pri 13, 8, no, 0, 0, melee, melee_blade, piercing, spear, 0, 1
stat_pri_attr short_pike, spear_bonus_4
stat_sec 0, 0, no, 0, 0, no, melee_simple, blunt, none, 0, 1
stat_sec_attr no
stat_pri_armour 10, 6, 0, metal
stat_sec_armour 0, 0, metal
stat_heat 3
stat_ground 0, -4, -4, 2
stat_mental 16, impetuous, highly_trained, lock_morale
stat_charge_dist 30
stat_fire_delay 0
stat_food 60, 300
stat_cost 2, 3000, 600, 100, 100, 3000, 2, 280
armour_ug_levels 6
armour_ug_models Albino_Guard
ownership skaven, slave
recruit_priority_offset 30