I have every secondary scrapper there is except shield...I've tried making several shields and have not completed any of them but what i do know is I love to play my
Spines/WP
Fire/SR
Katana/Regen
MA/Invuln....first toon I made 6 yrs ago
Spines/Fire
Fire/Fire...a beast till they put in fear from fire now all they do is run from me and i dont have burn
Spines/Dark...this is the only one i dont play anymore
So my answer is Play what you enjoy playing