Heavy Panzerkampfwagen Tiger Ausf. B, Königstiger ("King Tiger") II.It had early reliability problems but ended up deadly: both remarkably agile and practically invincible. At the closing of the war for example, a handful of them wiped out an entire battalion of US Sherman tanks, all in one day. This would make no difference to the war of course. The Germans were simply too vastly outnumbered.