Possible Clues:

• Unusual monster
• Go ballistic (with "out")
• Rare for me, walks taken at regular intervals
• Unusual and unexpected event
• Come unglued, with "out"
• Come unglued, with 'out'
• Go ballistic, with 'out'
• Oddly for each thousand you get a mutant
• Control ___: obsessive type
• ___ out (come unglued)