He explained, "The main thing for a player is that they trust you, and that has not happened in the Premier League.
"It is true that I played the Champions League with Arsenal but they did not trust you and so you lose confidence as a player.
"Mainly I am for that reason with Alavés now, because they have bet on me."
Lucas added: "For me it is a challenge to score goals and help the team.
"The goal is permanency, but I do not want to focus on that but to make a better season than what has been done last season."
Need a VPN? Or seeking to switch? Then support Tribal Football by clicking here to sign up with our official partners NordVPN. Not only will you receive the best VPN experience, but also great discounts by signing up via Tribal Football. Thanks for your support!