Getting into the guts of "Kill List," the "Succession" episode where the Roys face off with the Odin of Codin' at long last, requires a lingering consideration of Alexander Skarsgård – and Swedes in general, but mostly him. Skarsgård, who plays GoJo CEO Lukas Matsson, figured out his niche sometime after he seized our attention in 2008's "Generation Kill." Alexander …