Curious (3.5e Flaw)
From D&D Wiki
Summary: You find it hard to resist inspecting something out of the ordinary.
Effect: Whenever you encounter something out of the ordinary, you must make a Will Save (DC 10 + 1/2 Character Level) in order to resist approaching and inspecting it for 1d4 rounds. if combat is likely or enemies are close the will save can be negated for 1d4 rounds after which you must make the check at a +1 DC or chose to negate again every time adding 1 to the DC every time.
Benefit: 1 Bonus Feat.