1. buyer of mils sets a bank pin.
2. buyer removes needed items for fist of guthix minigame
3. seller, if needed, pays up the amount of items needed for the minigame through paypal or bh, whichever
4. seller plays fist of guthix on buyer's acc, getting the needed tokens for rune gaunts, which sell for like 100k or something, i don't know too well. seller keeps playing till the amount of needed mils is built up. (pass can be changed here or w/e)
5. buyer pays seller or else the seller drops or xfers the money off.
6. done.