Talk:Turbulent Warlord Dragon, Barlbatzz Dragoroyale/@comment-33793645-20180203034921/@comment-28173866-20180204153648

What is a sidedeck? A bunch of cards, that only become uselful against certain opponents and you yourself basically declared unfit for your deck. Tell me, great master, what do you do, if you don't know your opponents deck?