Improved Invisibility

Ability Type

Spell

Groups

Greater Illusions, Illusionist Default

Duration

66 ticks (about 45 min 6 s)

The longest this effect was ever seen to last in players' game logs, in ticks (a tick is about 41 seconds). It can vary with the caster's level, and combat effects count down in pulses inside a tick.

Help File

IMPROVED INVISIBILITY
Improved invisibility is the same as invisibility except that the spell
stays active even after combat.  Only mages who study as Illusionists learn
this spell.