The Basketball Tournament 2018 was the fifth edition of The Basketball Tournament, a 5-on-5, single elimination basketball tournament broadcast by the ESPN family of networks. The tournament involved 72 teams; it started on June 29 and continued through August 3, 2018. The winner of the final, Overseas Elite, received a two million dollar prize.

The Basketball Tournament (TBT) is an open-application, single-elimination tournament played each summer in the United States. The most recent 2023 edition featured 64 teams with a $1 million winner-take-all prize, broadcast by ESPN. TBT was founded in 2014 by Jonathan Mugar.