Do you think we need a sixth path for runes?

Maybe another defensive tree that isn’t Resolve? Might be needed for tanks and damage reduction, like an anti-burst and max-health sustain perhaps? With all the

Possible Rune Path name: Cunning, Evasion, Endurance, Moxie, Enlightenment

Possible keystones:

Unyielding Skin: Subsequent damages from champion basic attacks and spells get reduced by 3%, stacks five times. Damage over time spells only stack once on initial cast, not overtime.

Third Eye: Increases range on placing trinket wards and using trinket lenses, while reducing all trinket cooldowns by 2-10% throughout the course of the match. Cool down reduction is based on level.

Cowardice: When attacked, gain a short burst of movement speed when moving away from enemy champions for 3s. The speed doubles when below 50% health. (Cooldown: 60s)

What do you think? Do we need a sixth tune build?