ToS Base’s Skill Simulator is overwhelmed right now so i’m just gonna write it down.
Earthquake Lv.1
Energy Bolt Lv.2
Lethargy Lv.3
Sleep Lv.4
Reflect Shield Lv.5
Fireball Lv.15
Enchant Fire Lv.5 or save for Hell Breath Lv.5 hoping that gets better sp cost wise.
Flame Ground Lv.15
Fire Pillar Lv.10
Quicken Lv.15
Slow Lv.12
Stop Lv.1
Reincarnate Lv.1
Haste Lv.10
Pass Lv.5
Backmasking Lv.1
Hope it helps
PS: Keep in mind that you’re going from a DPS class, Pyromancer, to a support class, Chronomancer. If that’s what you want then it’s all good, i’m just letting you know in case you thought otherwise or didn’t know at all.
It’s, at the very least, hard work to level these classes, good luck dude.