is it possible to change the text outline through regular text like centerprint?
swear filter doesn't apply if it's disabled in advanced settings, correct?
yes
Is everything completely client sided, or if the client has this, will it conform to the host's settings?
it is completely client-sidedThe host has pretty much no control, Slayer is the only thing that can override client settings. (name colors)
Quick question, what are all the fonts that BL uses?
Most of what you have on your computer will work.Palatino Linotype is the default font.