The card pack Parallel Crossing was introduced on February 15, 2020 and replaced the Triumphant Return Card Pack.
It included 2 new, Anime-style cards (Matsunaga Hisahide and Lady Tsukiyama), named after figures from the Japanese history.
The card pack was released every 2 month with one ATK and one DEF card, both customizable with Supreme Skill, Double Skill and Attack & Defense Skill.
For a list of cards from this card pack see here.