We'll create fresh WordPress site with PRyC WP: TinyMCE more buttons installed. You have 20 minutes to test the plugin after that site we'll be deleted.
Takes ~10 seconds to install.
About PRyC WP: TinyMCE more buttons
Add more buttons (third line/row) to default TinyMCE editor: select font, select font size, select style, text background color, new document, cut and …