Season five of Smallville got underway on 29 September, 2005. It was written by Todd Slavkin and Darren Swimmer. Lots happens in the opener, coming off that cliffhanger season four finale. What came down in the meteorite shower? A pair of super-powered Kryptonians, Aethyr (Alana De La Garza) and Nam-Ek (Leonard Roberts), and they are…