for anub marking the targets with penetrating cold (deadly boss mods does this) is useful. to make your grid show raid icons, do this:
* download - http://wow.curse.com/downloads/wow-addo ... icons.aspx
* download - http://wow.curse.com/downloads/wow-addo ... icons.aspx
* /grid config
* frame -> icon(sides) -> top icon -> check "Raid Target Icon: Player"
* frame -> advanced -> icon(sides) -> icon size top (i use 35)