Hardworking Bonds, Leuhan

[AUTO]:When this unit is rode upon by a grade 2 unit with "Leuhan" in its card name, [COST][Soul-Blast 1], look at the top five cards of your deck, choose up to one "Soul Rinsing Spring of Dragons" or a grade 2 or less unit card without sentinel from among them, reveal it and put it into hand, and shuffle the deck.