Rank a favorite game series, you choose which one.

[Teeqoz]

Ratchet & Clank:

A Crack in Time
Tools of Destruction
Up Your Arsenal
Going Commando (Going Commando and UYA are interchangeable really, currently the edge goes to UYA)
Into the Nexus

Big leap from these to the next 5:

Q-force
Quest for Booty
Size Matters
Original
All 4 One