You go to the Wilderness and attack other players, until you kill them - or until you, yourself, are killed.
on the pvp/bounty worlds
yes
There are no banks in PvP zones but there is a safe of keeping 3 items UNLESS you are skulled.
Take a look on the world selection.
Go on a pvp world.
Scamming, pvp, pvm, dueling, & merching.
While on RuneScape PVP worlds, if you die, you only lose the items you are carrying, not those in your bank, never in RuneScape will a death directly affect your banked items.
Warriors I would think.
I think it is where yo can battle against a player.
your asking a impossible question because you can't
kill people in pvp worlds they will have a lot of things
Because they pk'ed you maybe in combat, if you avoided pvp worlds or a pvp area full-stop you wouldn't have been pk'ed.