Registry Mechanic 8.0 Do I Have Enough/ Efficent Security Software?

Do I have enough/ efficent security software? - registry mechanic 8.0

Firewall: Comodo Firewall Pro

Anti-Virus: AVG Anti-Virus Free Edition 8.0

Anti-Spyware: Spyware Terminator
(Windows Defender is turned off)
SUPERAntiSpyware

Trojan / keylogger / adware remover: a-squared Free

Vaccination: SpywareBlaster

System optimizer / cleaner: CCleaner
Registry Mechanic
Advanced WindowsCare Personal

I just downloaded Malwarebytes Anti-Malware. Should I download or think there is enough security software?