Bantamweight champion Juan Archuleta defends his belt Friday night against challenger Sergio Pettis in the main event of Bellator 258. The main card is set for 9 p.m. ET form the Mohegan Sun Arena and will be televised on Showtime. Archuleta is a -185 favorite (risk $185 to win $100), while Pettis is offered at +165 (risk $100 to win $165) in the latest William Hill Sportsbook odds for Bellator 258. 

Before you make your Bellator 258 picks, make sure you see what the ultimate MMA insider, Ian Parker, has to say. 

A former fighter who's been in the industry for 15 years, Parker has managed some of the world's best, including former UFC middleweight champ Chris Weidman, Costas Philippou and Gian Villante. Parker trained alongside UFC Hall of Famer Matt Serra. Now, Parker breaks down fights and makes betting picks for the Voice of the UFC, Jon Anik.

Parker is coming off a mind-boggling 2020 season. On the Anik & Florian Podcast, Parker went an astounding 58-14, returning $9,465 to $100 bettors who followed him. He hit 11 of his 17 underdog picks and 19 of 30 main events. Overall, Parker nailed an astonishing 81 percent of his plays. 

Parker is 8-1 on Bellator picks since joining SportsLine for a profit of nearly $800. The analyst went a perfect 4-0 at Bellator 257 to give $100 bettors a profit of $400. Anyone who has followed Parker already has seen massive returns.     

For Bellator 258, we can tell you that Parker is backing Michael "Venom" Page (-300) to get his hand raised against Derek Anderson (+250) in a 175-pound catchweight showdown on the main card. 

Parker has also locked in his picks for Archuleta vs. Pettis and more. You ABSOLUTELY need to see his picks before locking in any plays for Bellator 258. 

Who wins Archuleta vs. Pettis? And which other fighters should you back at Bellator 258? ... Join SportsLine here to see which fighters you need to be all over at Bellator 258, all from the ultimate MMA insider who returned nearly $9,500 to his followers in 2020!