Last Effort: When Yimi Chitana reaches 0 hit points while within the Ancient Iron Fortress of Chitana she can start the autodestroction sequence of the fortress, in 3 turns ALL creatures objects and strocutres within 60ft of this Ancient Iron Fortress must succeed in a DC 25 Dexterity saving throw taking 10d6 fire damage + 10d6 thunder damage a creature that fails this saving throw for 5 or more takes an additional 10d6 bludgeoning damage as it is hit by the pieces of the exploded fortress. 

The Ancient Iron Fortress of Chitana is destroyed when this effect is activated and the rider within dies and is turn to a charded corpse.

Studied Engenier: Yimi Chitana has advantage on all Intelligence and Wisdom based rolls and saving throws.

Dagger: Melee Weapon Attack +4 to hit, 5ft reach, one target for 1d4+2 piercing damage.

Fast Feet: Yimi Chitana can use the hide, desingage or dash action as a bonus action.