Rollercoaster recommendations for wimps

I went to Knott's with some visiting family members this past week. It's the "cheaper Disneyland" of Buena Park - a budget theme park located in the exact same part of the region, with better rollercoasters and worse signage and strange, abandoned attempts at its own IP development hiding here and there among decades of weird old-west animatronics. The history of Knott's is fascinating - the wikipedia page for both Knott's Berry Farm and the boysenberry are fascinating. Basically, this park has its roots in a chicken dinner restaurant located on a berry farm which was growing a nearly-lost, just-barely rescued-from-extinction, blackberry-raspberry hybrid plant. Many things in the park are, of course, berry-themed. But the park's main theme is... old west gold miners? There are gold miners and cowboys everywhere. There's also a dark ride all about gold mining where you ride a train through a creepy cave, looping repeatedly through an enormous, multistory chamber full of terrifying…