Good defensive combos?

Okay, so I'm getting back into Beyblade and I really want to know what parts to get. I mainy like defense so can someone suggest some combos for good defensive beys. Thanks.
Hey, which generation of Beyblade did you plan on returning to?

(Welcome to the WBO!)
Well, anything after plastic gen and I dont realy like burst so metal. I can tell the difference between shogun and, the rest. Hope Im not being a giant noob. ?
If zero-g reviser is a NEED.
Death kerbecs bd145 RDF
Tornado wyvern seven meteor Press