In a video shared on the Gunners' X page, the Englishman reads a letter with a personal message from new teammate.
Madueke expressed gratitude for the 26-year-old’s encouraging words, highlighting Rice’s confidence in his abilities and belief that he will play a key role in the team's success at the Emirates.
“Welcome to the Arsenal family. Noni, my brother. I’m buzzing for you to join the club,” Rice wrote in the letter.
“We’ve got an unbelievable group and everyone is looking forward to playing with you. We are going to enjoy special moments together and bring success to this club, which everyone wants, and you are going to be a massive part of that.
“Knowing you as a person and as a player, your arrival is going to be a big statement, and I know you’re going to be incredible for us.
“You have so many qualities already and so much capacity to keep growing with us. Looking forward to seeing you in person and if you need anything, shout me. Big love, bro. Dec.”