![Mariners add reliever prospects Berroa and Sweet to bullpen](https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F14016144-320a-4b54-8d30-0e81bf7504dc_1302x868.png)
Top 15 Seattle Mariners Prospects - by Colby
![Mariners add reliever prospects Berroa and Sweet to bullpen](http://res.cloudinary.com/bleacherreport/image/upload/c_fill,h_600,w_900/fci3q811vwqhhc9o4mk5.jpg)
1 Trade Idea for Every MLB Team Before the 2022 Deadline, News, Scores, Highlights, Stats, and Rumors
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://www.si.com/.image/ar_4:3%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:good%2Cw_1200/MTk4MDU4ODIxOTY3NDIyNjU0/usatsi_20078463_168388303_lowres.jpg)
Do the Seattle Mariners Have Their Next Edwin Diaz? - Fastball
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff8e9642d-bbb4-43df-8fe1-1fb9ab965c5f_1560x1271.png)
Top 15 Seattle Mariners Prospects - by Colby
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://images2.minutemediacdn.com/image/upload/c_crop,w_4407,h_2478,x_0,y_250/c_fill,w_720,ar_16:9,f_auto,q_auto,g_auto/images/GettyImages/mmsport/65/01hcndt5ew1zp9bp2a8z.jpg)
Mariners 2023 Report Cards: Bryce Miller Meets Rookie Expectations
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://images2.minutemediacdn.com/image/upload/c_crop,w_4625,h_2601,x_0,y_81/c_fill,w_720,ar_16:9,f_auto,q_auto,g_auto/images/GettyImages/mmsport/65/01hctamwssj4ykhanzc3.jpg)
Mariners 2023 Report Cards: Bryce Miller Meets Rookie Expectations
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://cdn.vox-cdn.com/thumbor/xlM5_pcekw0K4wwwWafGfGSFOF0=/0x0:2880x4320/1400x933/filters:focal(1173x678:1633x1138):no_upscale()/cdn.vox-cdn.com/uploads/chorus_image/image/72302841/Zach_DeLoach__Credit_Jeff_Halstead_.0.jpg)
Mariners Minor League Roundup: May 16-21 - Lookout Landing
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://sports.mynorthwest.com/wp-content/uploads/2023/07/teoscar-hernandez-seattle-mariners-road-NWG-getty-900.jpg)
Justin and Gee - Seattle Sports
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://img.mlbstatic.com/mlb-images/image/private/t_16x9/t_w1024/mlb/jvwli2jafymnuvxkw8mo)
Mariners pitching prospects to watch 2023 Spring Training
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://cdn.mlbtraderumors.com/files/2023/09/USATSI_21311659-1024x682.jpg)
The Mariners' Quiet Offseason Bullpen Upgrades - MLB Trade Rumors
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://img.mlbstatic.com/milb-images/image/upload/t_2x1/t_w1536/milb/uatup8taz8e0e1ydztpl.jpg)
Mariners Set Travs 2023 Opening Roster
![Mariners add reliever prospects Berroa and Sweet to bullpen](https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc2b5fba9-79a2-4bc3-867d-09218958f9f0_2880x1800.png)
Q&A: Rob Friedman of Pitching Ninja talks Mariners' pitching staff