I kinda like your suggestion tho i don’t think that adding attack power per lvl would be the ideal. Since you got to the point lemme add my contribution.
Kunai
Changed to Missile : Pierce
Bunshin no Jutsu
Clones 2
Cast Time 1s
Duration 25s
Cooldown 90s
SP cost on all skill casted 300 - 20 lvl % (min 200%)
• SP and Stamina Cost removed
• Enable all non-mounted skills, scrolls and types of attack to be copied.
• All casts are taken as from the caster and use its stats, equipment and attributes.
• Clones have all their defensive stats based on the caster.
Bunshin no Jutsu : Triangle Formation - Increase clone amount to 3.
SP cost on all skill casted increases by extra 50% (420~300%)
Mokuton no Jutsu
Duration 90s
Cooldown 60s
Distance 125 + 25 lvl
• Removed damage component
• Only activates if attacker is withing the max distance limit
• Instantly teleports to attacker on jump height and cast a pierce skill with +50% critical damage dealing damage to the attacker only.
• Negates all damage and debuffs for 2s after being attacked
Mokuton no Jutsu : Sneaky Escape - Disables the pierce attack and grants a 4s Stealth after teleporting.
Duration 5 + 2 lvl s
Size 30 + 5 lvl
Accuracy/Critical Rate -15%
SP 150
• Applies blindness to all enemies inside the area
Smoke Screen : Dark Sight - Applies the effect of Dark Sight for the skill duration.
SP +100%
Note - In this case Katon no Jutsu : Stealth woudln’t be replaced nor removed.