![MLB Jersey Numbers on Twitter: "RHP Mickey Jannis (@MickeyJannis) will wear number 76. First wearer in team history. #Orioles (thanks to @masnRoch) https://t.co/TmUfBhs40F" / Twitter MLB Jersey Numbers on Twitter: "RHP Mickey Jannis (@MickeyJannis) will wear number 76. First wearer in team history. #Orioles (thanks to @masnRoch) https://t.co/TmUfBhs40F" / Twitter](https://pbs.twimg.com/media/E4hJwdwWYAgI_AR.jpg)
MLB Jersey Numbers on Twitter: "RHP Mickey Jannis (@MickeyJannis) will wear number 76. First wearer in team history. #Orioles (thanks to @masnRoch) https://t.co/TmUfBhs40F" / Twitter
CSU Bakersfield Athletics - California State University, Bakersfield alum Mickey Jannis was called up to the Baltimore Orioles on Tuesday afternoon and could make his Major League debut as early as tonight,
![Baltimore Orioles pitcher Mickey Jannis (89) during a Major League Spring Training game against the Philadelphia Phillies on March 12, 2021 at the Ed Smith Stadium in Sarasota, Florida. (Mike Janes/Four Seam Baltimore Orioles pitcher Mickey Jannis (89) during a Major League Spring Training game against the Philadelphia Phillies on March 12, 2021 at the Ed Smith Stadium in Sarasota, Florida. (Mike Janes/Four Seam](https://l450v.alamy.com/450v/2me94k0/baltimore-orioles-relief-pitcher-mickey-jannis-delivers-against-the-houston-astros-during-a-baseball-game-wednesday-june-23-2021-in-baltimore-ap-photowill-newton-2me94k0.jpg)
Baltimore Orioles pitcher Mickey Jannis (89) during a Major League Spring Training game against the Philadelphia Phillies on March 12, 2021 at the Ed Smith Stadium in Sarasota, Florida. (Mike Janes/Four Seam
![Mickey Jannis, former Eagle, Bulldog and Indian, makes MLB debut with Orioles | San Luis Obispo | santamariatimes.com Mickey Jannis, former Eagle, Bulldog and Indian, makes MLB debut with Orioles | San Luis Obispo | santamariatimes.com](https://bloximages.chicago2.vip.townnews.com/santamariatimes.com/content/tncms/assets/v3/editorial/9/70/9707ff93-ee27-5d6b-a478-12ae169fcdf6/60d511883a082.image.jpg?resize=751%2C500)
Mickey Jannis, former Eagle, Bulldog and Indian, makes MLB debut with Orioles | San Luis Obispo | santamariatimes.com
![51s pitcher Mickey Jannis during the 51s media day at Cashman Field in Las Vegas on Tuesday, April 3, 2018. Patrick Connolly Las Vegas Review-Journal @PConnPie | Las Vegas Review-Journal 51s pitcher Mickey Jannis during the 51s media day at Cashman Field in Las Vegas on Tuesday, April 3, 2018. Patrick Connolly Las Vegas Review-Journal @PConnPie | Las Vegas Review-Journal](https://www.reviewjournal.com/wp-content/uploads/2018/04/10358685_web1_bbm-meetthe51s-apr04-18_040318pc_016_4788291.jpg)
51s pitcher Mickey Jannis during the 51s media day at Cashman Field in Las Vegas on Tuesday, April 3, 2018. Patrick Connolly Las Vegas Review-Journal @PConnPie | Las Vegas Review-Journal
![This Insane Slow-Mo Video Of Orioles Knuckleballer Mickey Jannis Is Blowing People's Minds | Barstool Sports This Insane Slow-Mo Video Of Orioles Knuckleballer Mickey Jannis Is Blowing People's Minds | Barstool Sports](https://chumley.barstoolsports.com/union/2021/03/09/Screen-Shot-2021-03-09-at-10.55.07-AM.ef612ee9.png?crop=560%3A420%2Csmart)
This Insane Slow-Mo Video Of Orioles Knuckleballer Mickey Jannis Is Blowing People's Minds | Barstool Sports
![Mickey Jannis KNUCKLEBALL STRIKEOUT in MLB debut on Yordan Alvarez! (Orioles/Astros | 6/23/21) HD - YouTube Mickey Jannis KNUCKLEBALL STRIKEOUT in MLB debut on Yordan Alvarez! (Orioles/Astros | 6/23/21) HD - YouTube](https://i.ytimg.com/vi/rpYw0kMOVcs/maxres2.jpg?sqp=-oaymwEoCIAKENAF8quKqQMcGADwAQH4AYwCgALgA4oCDAgAEAEYZSBQKEwwDw==&rs=AOn4CLAmHKC6KfmtOgS6GpDFLDYT8WBCWw)