1st: hypnotism, jump, nightshield, tumble
2nd: blur, glitterdust, resist energy, web
3rd: displacement, haste, rage, suggestion
4th: dimension door, ice storm, repair critical damage, wall of fire
5th: ball lightning, cloudkill, eladar's electric surge, niac's biting cold
6th: chain lightning, disintegrate, otiluke's freezing sphere
7th: delayed blast fireball, finger of death, prismatic spray
8th: mass charm monster, otto's irresistable dance, polar ray
9th: energy drain, hold monster mass, wail of the banshee
incidentally these are my enhancements. i forgo critical modifiers for fire/ice but maxed out the critical chance
Sorcerer Bloodline of Power 2
Sorcerer Improved Maximize II 6
Sorcerer Improved Heighten I 4
Sorcerer Air Savant III 8
Glacial Spellcasting VI 6
Charged Spellcasting VI 6
Combustive Spellcasting VI 6
Deadly Shocks VI 6
Frost Manipulation VII 7
Storm Manipulation VII 7
Flame Manipulation VII 7
Sorcerer Energy of the Dragonblooded 3
Sorcerer Charisma III 12