Right right... guess all you can really do is two separate lists...
Or going too far with my concepts... maybe a node-tree or tournament style branching.
[PVE]Blah
2 IO -|
[PVP]Pwnd Blah
[PVE]Blah
3 IO -|
[PVP]Pwnd Blah
Idk, just throwing ideas out there really.