Ratchet & Clank: A Crack in Time

This is a cumulative achievement. As long as you break as many crates, destroy enough enemies, and run over any weeds poking out of the ground, you shouldn't have any trouble getting this early on. There are other versions of this trophy:





As a projected estimate, for myself I got this during my hunt for General Azimuth. I made sure I cleared all of the minor planetoids in both systems (what I could access at that time).