I currently know how to do the following things:
@discobot start {name-of-tutorial}
Starts an interactive tutorial just for you, in a personal message.
{name-of-tutorial}can be one of:tutorial, advanced tutorial.
@discobot roll 2d6
3, 6
@discobot quote
The life I touch for good or ill will touch another life, and that in turn another, until who knows where the trembling stops or in what far place my touch will be felt. — Frederick Buechner
@discobot fortune
You may rely on it