Alysson is a key player who has recently returned to action after being out due to injury. The exact nature of Alysson’s injury or the specific team they play for is not mentioned in the provided evidence. However, the article does mention a new double blow that has left 7 players out, but it does not specify which team these players belong to. The article also states that a key man is now back, but it does not provide further details about this player’s identity or the team they play for. The article is focused on providing injury news for Aston Villa and Leeds, but it does not provide any information about Alysson’s team or the nature of their injury.