Hunter · spell

Serpent Sting

527per cast

Rank 9 · level 60 · before talents

Serpent Sting

250 Mana8 - 35 yd range

Instant

Stings the target, causing 555 Nature damage over 15 sec. Only one Sting per Hunter can be active on any one target.

Talents that change it, each at full ranks:

Improved Stings +105 Lone Wolf · without a pet +105 Improved Serpent Sting +52.7 Ranged Weapon Specialization +26.4 Surefooted +16.6 Focused Fire · with a pet +10.5 Efficiency per 100 mana +37.2

Averages, counting crits and misses, with a typical weapon and no other gear or buffs, against a target your level. Talents at level 60. Worked out from the game's own data, the same way as the Foresight addon.