Overview
Obsidia is a really strong burst marksman ingame and in the early game you should use your first skill to stack bone shards as it stacks more than basic attacks, and avoid engaging with enemies and try to poke them.
Strengths
Obsidia can be really strong in teamfights by eliminating the squishy damage dealers in the back first using her ult and second skill.
Weaknesses
Obsidia's weaknesses includes poke marksman and fast burst mages like eudora and odette so avoid engaging with these types of heroes directly durung the early to mid late game.
Burst build
For extra critical and penetration
Obsidia's Emblem set
For fast movement speed and sustain capabilities
Battle Spell
Flicker is recommended to give fast escape when your second skill is in cooldown
Late Game
Use first skill to stack and eliminate squishy damage dealers first in teamfights and avoid engaging with physical/magic burst heroes early on.
Best With Mathilda
For heal and movement
Watch Out For Eudora
Obsidia ks wasy to burst so be cautious