It appears that Joaquin Buckley was once scheduled to face off against Alex Pereira. However, the fight ultimately never took place.
Reports suggest that the only reason the matchup fell through was due to an issue on “Poatan’s” side.
https://www.sportskeeda.com/mma/news-i-planning-knocking-man-out-joaquin-buckley-calls-alex-pereira-passing-short-notice-fight-2022