Shadowflame

Stats

Values as the League of Legends Wiki's item data lists them, for every mode; the data doesn't state their units.

Effects

• Cinderbloom (unique): Your magic and true damage will critical strike for 120% damage against enemies below 40% maximum health.³

Arena changes

• Ability power changed to 90.
• Flat magic penetration changed to 10.
• Cinderbloom critical damage changed to 115%.
• New Effect: Cinderbloom now increases instances of damage that would have already critical strike by 20%.⁴

• An AP assassin build can start with boots, Shadowflame and Stormsurge, then add Void Staff; Rabadon’s Deathcap may also be needed, with the last item depending on the champion.⁵
• Shadowflame is recommended as a core AP item for Yunara because Infinity Edge and her passive increase its critical damage.⁶

• Cinderbloom can apply to augment and item damage, including Orbital Laser, Reaper’s Toll and Deathtouch on-hit.⁷
• Shadowflame can make Camille’s Q critically strike when Adapt is selected.⁸

True damage can critically strike.⁹

• Shadowflame can make Vayne’s W critically strike.¹⁰¹¹¹²