Well here is a list and their ranks. You can take any of the Line walker Spells of one of these that are rank novice.
AB Magic - Novice, and thus available if you roll extra power.
- beast friend (novice)
detect arcana (novice - this one is questionable and I am hoping to get an answer as apparently only a TW can take it?)
elemental manipulation (novice)
illusion (novice)
mind reading (novice)
succor (novice)
telepathy (novice)
- clairvoyance (seasoned)
divination (heroic)
greater healing (veteran)
puppet (veteran)
shape change (no rank per Clint)