Fairy Tail Series 2 Episode 46: The Labyrinth of White
Episode 46 of 102 of Fairy Tail Series 2, aired February 20, 2015, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Natsu, Lucy, and Happy are on a seemingly simple job to retrieve a special kind of ice from a snow-covered mountain, but between freezing cold, a fierce blizzard, and a labyrinthine cave, their focus shifts to just staying alive!