Bold italic and underlined are all pretty self explanatory, and I believe

H1

makes text bigger. Probably means "Header 1."

H2

is just that but smaller.

This is for when you're quoting things, including people I'm assuming.

So what the hell is this one? Is this just `this` and ```this``` on discord?

• This is a list.
• I already knew what the other one meant
• Because I like to align my text all funky anyway.

For example,

I'd say this is pretty funky.

1. This is also a list.
2. Two.

The other ones are for links, images, I'm assuming video, and...

Does that delet my whole thing? Dare I try?

No. I don't think I will.