## Swift Tumbler *You can flip, twist, and roll with great speed. You might have learned this ability by traversing the city's rooftops and alleys, or simply by moving through the throng day after day.* **Prerequisite:** Acrobatics 4 ranks **Benefit:** When using acrobatics to avoid attacks of opportunity, you move at a speed equal to half your base speed +10 feet. **Normal:** Without this feat, characters move at half speed when using Acrobatics.