An Invitation to the Underworld! The Joubert Sisters! (S01E16)

S01E01 This Is Shadowverse!! S01E02 Hiro's Resolve S01E03 The Plot of the Genius Among Geniuses S01E04 Something Special S01E05 Fierce Battle! Hiro vs. Kazuki! S01E06 The Reason for Strength S01E07 Aim for Master Rank! S01E08 The National Tournament Finals Begin! S01E09 The Curtain Rises! A Beautiful Witch Show! S01E10 Mauro's Spellcasting! S01E11 Hiro vs Luca S01E12 Who Will Claim Victory? S01E13 The Shadow Grand Prix Begins S01E14 A Mouthwatering Battle! Marcel Tabeoka! S01E15 Super Rich! Miyabi Zaizenji! S01E16 An Invitation to the Underworld! The Joubert Sisters! S01E17 Special and Ordinary S01E18 A Terrible Trap! Zuo and Ko S01E19 Bearers of Shadow S01E20 A Smile That's Black S01E21 Battle of Destiny S01E22 Conclusion, and... S01E23 Unknown Encounter S01E24 Blessings and Woe S01E25 Seven Hopes S01E26 Grab the Legend S01E27 The Ultimate Dragon S01E28 Overlapping Answers! S01E29 Proof That I Am Me S01E30 Resolve and Courage S01E31 Hero's Blade S01E32 Footsteps of Hope S01E33 Fate of Destruction S01E34 Battle of Despair S01E35 Prelude to the End S01E36 A Heart That Believes S01E37 A Voice That Calls to Awaken S01E38 Hiro and the Black Dragon Knight S01E39 Mimori's an Idol S01E40 Alice's Truth S01E41 Kazuki's Great Escape! S01E42 Kai and the Forbidden Magic S01E43 Mauro's Wish, a Longing that Cannot Be S01E44 Luca and the Undead King S01E45 Castle in the Sky S01E46 Ruler of the World S01E47 Time of Evolution S01E48 Battle! Shadowverse!