The Mother was RS3 gold recently updated however. I'll check today using the Dominion Tower. In the mean time I'd suggest dwelling teleporting outside and then striving again (you won't need to kill the sentinels again I believe). Seemed normal to me. I struck it with the axe. I resigned, fired water charms (I'd suggest stepping back so you can only focus on projectile attacks) Yada yada. I did...