Kylria, like Sil'fer and Glustar, has no special abilities due to her higher base stats. Like the other high base stat characters, to play her to her best capabilities you have to capitilize on her high stats and class.

Item:
Mechgun x2
Yasminkob 2000H x1
Crush Bullet x2
Wals MK2 x2
Justy 23ST x1
Varista x2
Shifta Merge x1
Handgun x1

Action:
Stab x2
Roundslay x2
Kamikaze Attack x1
Gun Attack x2
Punch x1
Guard x3
Resist x1
Gun Guard x1
Wall x1
Punch Guard x1
Dodge x1

Assist:
Dice+1 x1
Bullet Storm x1

Not too many high level cards, and not too many high cost... Ideally you want to equip as much as possible and attack as much as possible to take advantage of her high HP and range of her guns.