Purchase at The Kingdom of Loathing using a Rixty account:
To see screenshots, click numbered paragraphs at left
Log-in to your KOL account
In the top menu bar, click “Donate”
Scroll towards the bottom of the page until you see the Rixty logo
Select the amount you would like to donate
Login to your Rixty account and complete the purchase. If you need to add funds, click a payment method and follow the prompts.