[5] The game took place at the Manuel Gómez Jiménez court, former home of the Lobos Marinos, with the Náuticos winning 93–56.

[10] The Mantarrayas played their first official game on 28 March 2019, losing 90–86 to the Pioneros de Los Mochis in their home opener.

[15] They then beat the Halcones de Ciudad Obregón in a seven-game semifinal series, sealing their trip to the finals with a 105–92 victory in game 7, led by Kyle Lamonte [es] with 26 points.

[16] Facing the Rayos de Hermosillo led by Jeremy Hollowell in the finals, the Mantarrayas initially went up 3–2 in the series after Lamonte posted a near triple-double of 34 points, 10 rebounds and eight assists in their 78–76 game 5 victory.

[20] The team opened the year with a 88–82 loss to the Tijuana Zonkeys on 12 March,[21] and played only a handful of games before the season was interrupted due to the COVID-19 pandemic in Mexico.