So if Act 1 is only up to lvl 45, then here are the spells for each member:
The Luminary spells up to lvl 45: Fire Manipulation via Frizz, Sizz, Sizzle, Frizzle, and Kasizz, Healing via Heal, Midheal, and Moreheal, Teleportation via Evac, Explosion Manipulation via Bang and Boom, Sleep Inducement via Snooze and Kasnooze, Resurrection via Zing, and whatever Zoom counts as.
Erik spells up to lvl 45: Earth Manipulation via Rubblerouser, Boulderbringer, and Mountainmover, Teleportation via Evac, Extrasensory Perception via Peep, ****-a-doodle-doo counters sleep inducement.
Veronica spells up to lvl 45: Fire Manipulation via Frizz, Sizz, Sizzle, Frizzle, and Kasizz, Ice Manipulation via Crack, Crackle, and Kacrack, Status Effect Inducement (Confusion) via Fuddle and Kafuddle, Statistics Reduction via Sap (Decreases defense by up to 50%), Decelerate (decreases speed by up to 40%), Deceleratle (same as Decelerate but on a group of enemies and only by 20%, but using it a second time can increase it to 40%), Kasap (same as Sap but on a group of enemies and 25% instead), and Blunt (decreases strength by up to 50%), Statistics Amplification via Magic Barrier (raises resistance to magic spells by 25% on the first use, and up to 50% on the second use) and Oomphle (Increases attack by 50%), Explosion Manipulation via Bang and Boom, Dedazzle can counter Illusion Creation, Energy Absorption via Drain Magic, Forcefield Creation and Attack Reflection via Bounce.
Serena spells up to lvl 45: Healing via Heal, Midheal, Moreheal, and Multiheal, Illusion Creation via Dazzle, Squelch cures Venoms and Poison effects, Statistics Amplification via Buff (doubles defence), Accelerate (increases speed by 40%), Acceleratle (same as Accelerate but affects all party members and the increase is only 20%, but applying it again can increase it to 40%), and Kabuff (same as Buff but affects all party members and the increase is only 50% but applying it again can increase to 2x), Air Manipulation via Woosh and Swoosh, Power Nullification via Fizzle, Resurrection via Zing and Kazing, she can lower an enemies resistance to magic spells by 25% with Anathematise, can cure paralysis with Tingle, and Death Manipulation via Whack.
Sylvando spells up to lvl 45: Healing/Regenerationn (Mid to High-Low) via Reheal, Remidheal, and Remoreheal, Statistics Amplification via Accelerate (increases speed by 40%), Acceleratle (same as Accelerate but affects all party members and the increase is only 20%, but applying it again can increase it to 40%), Oomph (Increases attack by 25%), and Oomphle (Increases attack by 50%), Statistics Reduction via Decelerate (decreases speed by up to 40%) and Deceleratle (same as Decelerate but on a group of enemies and only by 20%, but using it a second time can increase it to 40%), can counter sleep inducement via ****-a-doodle-doo, Air Manipulation via Woosh and Swoosh, can cure paralysis with Tingle.
Rab spells up to lvl 45: Darkness Manipulation and Lightning Manipulation via Zam and Zammle, Illusion Creation via Dazzle, Squelch cures Venoms and Poison effects, Statistics Reduction via Sap (Decreases defense by up to 50%), Kasap (same as Sap but on a group of enemies and 25% instead), and Blunt (decreases strength by up to 50%), Ice Manipulation via Crack, Crackle, and Kacrack, Sleep Inducement via Snooze and Kasnooze, can cure confusion with Defuddle, Resistance to Breath Attacks via Insulate and Insulatle (by 25%), As long as his hp is above 1, he can survive a lethal blow with Divine Intervention, can counter Illusion Creation with Dedazzle, Forcefield Creation and Attack Reflection via Bounce, Healing via Midheal, Moreheal, and Multiheal, Resurrection via Zing, Death Manipulation via Whack, and Energy Absorption via Drain Magic.
Jade spells up to lvl 45: None (I think)
Hendrik spells Act 1 (as soon as he joins you in Act 2): Statistics Amplification via Buff (doubles defence), Kabuff (same as Buff but affects all party members and the increase is only 50% but applying it again can increase to 2x), and Magic Barrier (raises resistance to magic spells by 25% on the first use, and up to 50% on the second use), Healing via Midheal.