Gundark
Explorer
http://www.d20srd.org/srd/spells/prismaticWall.htm
If you are the caster of the wall can you cast thru it?
If you are the caster of the wall can you cast thru it?
Burrowing Power said:If a power requires line of sight (which includes most powers that affect a target or targets instead of an area), you cannot manifest it as a burrowing power unless you can somehow see the target, such as with clairvoyant sense.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.