The list includes only games in which NBA clubs have played against teams that participated in that same upcoming season's top-tier level EuroLeague competition.
The first game was played in the year 1978, by the defending NBA champion, the Washington Bullets, and Maccabi Tel Aviv, prior to the 1978–79 basketball season.
The list includes only games in which NBA clubs have played against teams that participated in that same upcoming season's top-tier level FIBA EuroLeague competition.
The list includes only games in which NBA clubs have played against teams that participated in that same upcoming season's top-tier level EuroLeague competition.
Games played under NBA rules: The following is a list of games that have been played between NBA and EuroLeague teams, in which at least one of the leagues was represented by its defending league champion.