[b]text[/b] = bold
[i]text[/i] = italic
[u]text[/u] = underline
[s]text[/s] = strike
[color=red]text[/color] = color
[size=3]text[/size] = size 1-7
[url]http://...[/url] = link
[img]http://...[/img] = image
[quote]text[/quote] = quote
[code]code[/code] = code block
[list][*]item[/list] = list
[youtube]id[/youtube] = video
[spoiler]text[/spoiler] = hidden
[center]text[/center] = center