Is it legal to copy the mechanics of the card game Bang?

bang card game rules  BANG! recreates an old-fashioned spaghetti western shoot-out, with each player randomly receiving a Character card to determine special abilities  game's first official international major hosted outside MLBB Mid Season Cup 2024 From Liquipedia Mobile Legends: Bang Bang Wiki

Bang is a unique card game where people take the roles of Wild West characters You could be on the side of law and order or an outlaw  cards)! The card game BANG! recreates an old-fashioned spaghetti western shoot-out, with each player randomly receiving a Character card to determine

These rules Object of the game Each player has his own goal, depending on his role card: • Sheriff: must eliminate all Outlaws and the Renegade;  In your opening hand and your two cards in Phase 1 of your turn, you need to get a Volcanic and at least one card that triggers the Wild West