Marshal)Card Type: Summon Card, Story Card (You do not need to spend energy when using this card in a Travel Duel. Note that both players have this rule.)Card Rank: Gold 3 StarsBelongs to expansion pa...And the second most advanced technology is definitely waste recycling.Lu Cheng and Master Lu always upgraded their mechanism cards this way: if they used one up, they would dismantle it into "Scrap" m...