Aspected Magicians receive 35 Spell Points. Players can purchase Spell Points can be purchased only at character creation, at a cost of 25,000 per point, up to a maximum of 50 Spell Points. Starting magicians may not have any spells, foci, or spirits higher than Force 6. In addition, a magician may not begin the game with more than 6 spirits, nor may any beginning spirit owe more than 6 services. Full or aspected magicians must decide which discipline to follow.
Shamans view magic as a living force to which they can connect through a a patron called a totem.
If you choose to play a shaman, you must also choose a totem. Beginning adepts cannot start with any more than 6 Power Points. MS is the Magic in the Shadows sourcebook. See p178 SR3. Target is the target number of the spell.