What is the fine-grained topic of the following text: [ACT](VC)[1/turn]:[Choose a face down card named "Dragon Destroyer Battle Deity, Kamususanoo" from your G zone, and turn it face up] Until end of turn, this unit gets "[AUTO](VC):When this unit's attack hits a vanguard, look at two cards from the top of your deck, search for up to one card from among them, put it into your hand, and put the rest on the bottom of your deck in any order." Only return the topic.
Playing strategy for "Dragon Destroyer Battle Deity, Kamususanoo" in a card game.