The phrase "rag tag" refers to a group of people who are disorganized, not well put-together, or made up of various different individuals. Full definition
Unlike previous games, however, this new rag tag group of friends decide not to hide their abilities from the world, and take on a moniker to allow so by dubbing themselves «Phantom Thieves». (blastawaythegamereview.com)
«Priority Pass does not get you in to major carrier lounges but it does get you into a somewhat rag tag but occasionally useful collection of independent lounges.» (milenomics.com)