Luckily, there's no need for that: You can break Skyrim down into exactly the kind of game you want to play without too much trouble. What follows is our (extremely brief) list of things you may want to try, but there are thousands more.
(A) Symptoms of early blight on potato leaves caused by Alternaria solani and. (B) symptoms of brown leaf spot on potato leaves caused by Alternaria alternata. Photo credit: Willie Kirk and Phillip Wharton, MSU. However, the foliar lesions caused by brown leaf spot never develop the dark concentric rings characteristic of early blight.
Tomato leaf curl can be caused by a variety of things of which bugs (usually aphids) are only one. Look at the underside of the leaves that are curling. If you don't see aphids, it will either be normal for the leaves to curl or you have a fungus/viral problem.