I got bored.
Level 1
Convection
Passive: reduce the mana cost of Flamestrike by 35
❢ Quest: Damaging an enemy Hero with Flamestrike increases its damage by 5, up to 100. This bonus is lost on death.
Apon reaching level 13, you no longer lose stacks on death.
❢ Reward: After hitting 20 enemy Heroes, increase Flamestrike damage by an additional 100 and no longer lose any bonuses on death.
Mana Addict (same)
❢ Quest: Gathering a Regeneration Globe increases Kael’thas’s maximum Mana by 15.
❢ Reward: After gathering 20 Globes, Kael’thas can activate Arcane Barrier to gain a Shield equal to 100% of his maximum Mana for 4 seconds. 45 second cooldown.
Flame Barrier
Activate to shield an allied hero for 200 for 3 seconds. When the shield is broken or expires, spread a half damage Living Bomb to nearby heroes. 15 second cooldown. (this bomb won’t spread again)
Level 4
Nether Wind (same)
Increases Gravity Lapse’s range by 30%. When Gravity Lapse hits an enemy Hero, refund 80 Mana.
Energy Roil
Reduce the Mana cost of Gravity Lapse by 70. When Gravity Lapse hits a Hero, reduce its cooldown by 8 seconds and Kael’thas gains 15% movement speed for 3 seconds.
Mana Tap
Activating Verdant Spheres restores 3% of Kael’thas’s maximum Mana and health and gives 3% spell power for 7 seconds. stacks 3 times.
Level 7
Burned Flesh (same)
When Flamestrike damages 2 or more Heroes, they take additional damage equal to 8% of their maximum Health.
Sun King’s Fury (same)
Living Bombs that spread to enemy Heroes deal 35% more damage.
Sunfire Enchantment
Activating Verdant Spheres causes Kael’thas’s next 2 Basic Attacks to instead deal 115 Spell Damage. If both of them hit enemy Heroes, gain 15% Spell Power for 10 seconds.
Passive: Increase Kael’thas’s basic attack range by 1.
Level 13
Pyromaniac (same)
Each time Living Bomb deals periodic damage, Kael’thas’s Basic Ability cooldowns are reduced by 0.5 seconds.
Presence Of Mind
Heroes who are hit by Flamestrike or have Living Bomb spread to them reduce the cooldown of Your heroic ability by 6 seconds.
Fission Bomb
Increases Living Bomb’s explosion radius by 15%. When an enemy with Living Bomb is hit by Flame Strike, the radius is increased by another 15%.
(flame striked bombs change to a more green color to show that it has a larger radius)
Level 16
Fury of the Sunwell (same)
Flamestrike will explode a second time 1.5 seconds later.
Ignite (completely different)
Flamestrike and Living Bomb explosions light the ground aflame for 4 seconds. The flaming ground deals 90 damage per second to enemies.
Twin Spheres (same)
Verdant Spheres gains a second charge.
Passive: Kael’thas benefits from all of his level 7 talents.
Level 20
Rebirth
Increases Phoenix duration by 100%. While alive, the Phoenix may be ordered to move to a different location.
Passive: Kaelthas summons a Pheonix at his location when he dies.
Hot Streak
Takedowns reset the cooldown of Pyroblast but also reduce the damage of Pyrobast by 40% for 10 seconds.
Additionally, Pyroblast travels 50% faster.
(less damaging Pyroblasts are represented by smaller fireballs)
Combustion
Activate to become empowered for 12 seconds. During this time Kael’thas gains 25 armor and Flamestrike and Living Bomb gain an additional charge. 30 second cooldown.
Flamethrower (same)
Increases the cast range of Flamestrike by 40%. If you hit 2 or more Heroes, Flamestrike’s cooldown is reduced by 4 seconds.