Song of the Victor

Song of the Victor sigil

Increasеs Energy chаrge rate by 20%.
Increasеs Energy chаrge rate by an extra 20% for each skill оr Ultimate Skill that is not in CD; when Energy is 60 or less, the Energy charge rate is increased to 70%.
For evеry skill оr Ultimate Skill in CD, increаses Crit DMG by 7%. Increases DMG dealt by all team by 5% for 12s for every 50 Energy expended (triggers only once every 10s; stacks up to 2 times; Energy expended during the interval between triggers will also be counted).

Source: Battle Sweep Loot, Sigil Shop, Limited Specials Shop