Your opponent prevents your cards with lower attack points from attacking. This means that any of your monsters with attack points lower than the attack points of your opponent's monster cannot attack while their monster is on the field. It is important to strategize and find ways to either remove their monster from the field or boost the attack points of your own monsters to overcome this obstacle. **

Your opponent does not allow your cards to attack if they have cards with effects that prevent your monsters from attacking, such as "Mirror Force" or "Battle Fader." They may also have monsters with effects that prevent your monsters from attacking, such as "Ghostrick Jackfrost" or "Marshmallon." Additionally, they may have set Spell or Trap cards that can prevent your monsters from attacking, such as "Waboku" or "Threatening Roar." **

Yes, it is perfectly acceptable and sportsmanlike to wish your opponent good luck at a chess tournament. It shows respect and good sportsmanship, and can help create a positive and friendly atmosphere for the game. Additionally, it can help build a sense of camaraderie and mutual respect between players, enhancing the overall experience of the tournament. **

Yes, it is always appropriate to wish your opponent good luck at a chess tournament. It shows sportsmanship and respect for your opponent. Additionally, it can help create a positive and friendly atmosphere for the competition. Good luck wishes are a common courtesy in many competitive settings, including chess tournaments. **

No, your opponent cannot set cards when you summon Tualatin. Tualatin's effect prevents both players from setting cards while it is face-up on the field. This means that your opponent will not be able to set any Spell or Trap cards in response to Tualatin's summon or during the time it remains on the field. This can disrupt your opponent's strategy and give you an advantage in the game. **

Superman's opponent is typically his arch-nemesis, Lex Luthor. Luthor is a brilliant and wealthy businessman who is constantly trying to defeat Superman using his intellect and resources. He is known for his cunning and manipulative nature, making him a formidable adversary for the Man of Steel. Additionally, Superman also faces other powerful villains such as General Zod, Doomsday, and Darkseid. **

In poker, to bluff means to make a bet or raise with a weak hand in order to deceive opponents into thinking you have a strong hand. The goal of bluffing is to get your opponents to fold their better hands, allowing you to win the pot without having the best cards. Bluffing is a strategic element of the game that requires reading your opponents and understanding the dynamics of the game. Successful bluffing can be a powerful tool in a player's arsenal, but it also carries the risk of being called and losing the pot. **

In most card games, your opponent is not allowed to look at your face-down cards unless a specific game rule or card effect allows them to do so. Face-down cards are typically meant to be kept hidden from your opponent to maintain an element of surprise and strategy in the game. It's important to follow the specific rules of the game you are playing to determine whether or not your opponent is allowed to look at your face-down cards. **