Whip Grapple/Trip (3.5e Feat)
From D&D Wiki
Whip Grapple/Trip [General, Fighter]
Can trip and grapple with using whip
Prerequisite: Dex 14, Weapon Proficiency(Whip)
Benefit: When using a whip to grapple or trip, no penalties are applied.
Normal: Usual penalties apply.
Special: Can be taken more than once. Each time improves grapple and trip attempts by +2