When you do things like Event Arena (/earena) or Elder Arena (lol) you get gold for each boss defeated (just like in godlands).
You would then go to the gold shop (/goldshop) and there's a bunch of lit items there for gold.
Note: This is NOTHING like /shop, don't let that confuse you. ;P
Anyway, here's LoE Realms link: https://devwarlt.github.io/webclient/