Poison

Mahito

Jujutsu Kaisen

Threshold, on falling below half health

Repelir Corpoepic version only

• Threshold, on falling below half health: raises max HP by 35% of max HP to itself; applies 66.7% of power poison to the front enemy (once per battle).

Shigaraki

My Hero Academia

Threshold, on falling below half health

Despertarepic version only

• Threshold, on falling below half health: deals damage equal to 124.7% of power to all enemies, split among targets; applies 19% of power poison to all enemies (once per battle).

Hiei

Yu Yu Hakusho

Threshold, on falling below half health

Dragão das Trevasepic version only

• Threshold, on falling below half health: deals damage equal to 80.7% of power to all enemies, split among targets; applies 7.5% of power burn to all enemies; applies 7.5% of power poison to all enemies (once per battle).

A skill lands in as many categories as it earns: dealing damage and setting something on fire are two different things. The numbers are the game's own, at the skill level picked above.