The other is a shield of invisibility
Some ideas. First, let's create taggers with RuneScape gold clan functions - some sort of melee or ranged (changeable) weapon slot item that can send an alert to the clan that the hit player is caught. You might even be able to grant access to clan members who is within a specific radius.
The other is a shield of invisibility. But wait! This would be irritating many noobs will annoy me being invisible. I know what you are thinking, but this would only make your invisible to clan members (and take away your dots) and only for non-PvP realms. This one could be technical.
Thirdly, it is necessary to upgrade the running boots to ensure that when they are worn with the hiders’ rings, movement could be completely disabled or reduced to walk-only, by the person who holds the starter's pistol. It is possible to reestablish movement by taking off the boots however a notice is required to be passed along to your group.
Fourthly (is that a word? Marker plants should be easily taggable and should be utilized in conjunction with your ticker to keep a record of the plants you have been tagged with. This makes treasure hunts, games and cheap OSRS gold the like much more doable.