Prospect Rankings
2026
| Player | Position | Team | Height / Weight | Bats | Throws | ||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 
Kade Anderson | LHP |  Seattle Mariners | MLB | 2027 | 22 | 6' 2" / 179 lbs | L | L |
| 2 | 
Ryan Sloan | RHP | Seattle Mariners | AA | 2028 | 20 | 6' 5" / 220 lbs | R | R |
| 3 | 
Michael Arroyo | OF/2B | Seattle Mariners | AAA | 2026 | 21 | 5' 10" / 160 lbs | R | R |
| 4 | 
Felnin Celesten | SS | Seattle Mariners | AA | 2028 | 20 | 6' 1" / 175 lbs | S | R |
| 5 | 
Lazaro Montes | OF | Seattle Mariners | AAA | 2027 | 21 | 6' 5" / 210 lbs | L | R |
Mariners Prospect Highlights
00:21
Kade Anderson's first career strikeout
August 22, 2026
01:32
Kade Anderson learns he's getting called up to Majors
August 22, 2026
02:56
Breaking down Kade Anderson's call up to big leagues
August 21, 2026
00:56
Mariners promote top prospect Kade Anderson
August 21, 2026
02:18
Mariners to call up top prospect Kade Anderson
August 21, 2026
08:04
Mariners first-round pick Ace Reese joins the booth
July 22, 2026
03:05
Colt Emerson talks his call up, making his MLB debut
May 19, 2026
00:07
Colt Emerson draws a walk in MLB debut
May 18, 2026