Currently have a Beastlord at 63; it's memorizing and spamming Blizzard Blast (Bst59/Shm44, ID 0510) instead of running Frost Spear (63, T7, ID 3493) and Ice Shard (54, T11, ID 3570). It just started doing it on reaching 63, then stopped at 64.
Edit: Just realized it's the auto-grant causing it...