Giannis Antetokounmpo has already made a ton of money in the NBA, but he's looking to rake in even more in retirement ... telling TMZ Sports he wants to take his talents to Saudi Arabia.
It's becoming quite the trend in sports ... with soccer and golf stars getting massive checks made out to them to play in the Middle Eastern country -- like Neymar, Cristiano Ronaldo and all the LIV Golf guys.
Giannis has cracked jokes in the past after seeing the offers being thrown at the biggest names in sports .