Rune Knight Facts

Rune Knights can use runes, magic stones that have special abilities (that explains the stones in the Rune Knight sprite)
Rune Knight craft these runes stones from certain items
Rune Knights uses Green Ferus to mount
Rune Knight skills are mixture of strength and magic
Rune Knight and the Dragon

Rune Knight can even train its Dragon (Green Ferus) to breathe fire, howl and more. It’s howl could even bring Fear status to players/monsters that are affected

How to be a Rune Knight
You need to be a Level 99 Knight orLord knight. Maximum level would be 150. I advise for the aspiring Rune Knights to change into a Lord Knight first for more skills and stronger  RO Zeny character

Rune Knight Skills

Enchant Blade - Enchants your blade or spear with magic, allowing your to deal additional magic damage with your physical attacks. Each level increases the magic damage.
-Max Lvl: 5, Prerequisites: Rune Mastery LV 2, Type: Support, Target: Self, Duration : 300 seconds

Level 1 - Magic Attack Power +120 - Sp cost 40
Level 2 - Magic Attack Power +140 - Sp cost 45
Level 3 - Magic Attack Power +160 - Sp cost 50
Level 4 - Magic Attack Power +170 - Sp cost 55
Level 5 - Magic Attack Power +200 - Sp cost 60

Sonic Wave - Slam your weapon into the ground to unleash a shockwave that strikes an opponent at a distance. The farther away the target is, the less damage they take.
- Max Lvl: 5, Prerequisites: Enchant Blade LV 3, Type: Damage

Level 1 - Attack Power 600% - Sp cost 30
Level 2 - Attack Power 700% - Sp cost 35
Level 3 - Attack Power 800% - Sp cost 40
Level 4 - Attack Power 900% - Sp cost 55
Level 5 - Attack Power 1000% - Sp cost 50

Death Bound - The damage you receive is amplified and used against the attacker. However, you still receive a portion of the amplified damage.
-Max Lvl: 10, Prerequisites: Enchant Blade LV 2, Counter Attack LV 1, Type: Damage / Counterattack

Level 1 - Sp cost 50
Level 2 - Sp cost 60
Level 3 - Sp cost 65
Level 4 - Sp cost 70
Level 5 - Sp cost 75
Level 6 - Sp cost 80
Level 7 - Sp cost 85
Level 8 - Sp cost 90
Level 9 - Sp cost 95
Level 10 - Sp cost 100

Hundred Spear - Spear exclusive skill. A skill that strikes a single target rapidly in quick succession to deal high damage. Also has a chance to cast spear boomerang at the same time.