P Boston Kellner #22
Texas (ACL) Rangers (TEX) ACL
Age: 20 | Bats: R | Throws: R | Morale: Very Unhappy
06/29/2026
 OA: 20 POT: 39
BNN Index | ACL | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P BOSTON KELLNER #22 - AGE: 20 - BATS: R - THROWS: R - MORALE: VERY UNHAPPY
G GS Rec SV ERA IP HA HR BB K WHIP WAR
11 11 1-5 0 8.08 49.0 63 13 29 56 1.88 -0.2
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 30 30 30 45
Movement 35 35 35 50
Control 30 30 30 40
PITCHING RATINGS
Pitch Cur. Pot.
Slider 35 45
Curveball 40 55
Changeup 40 55
Sinker 35 45
 
OTHER PITCHING RATINGS
Velocity 87-89 Mph
Stamina 55
Suggested Role Starter
Type Neutral
Hold Runners 50
Defense 75
RUN/BUNT RATINGS
Running Speed: 50
Stealing Ability: 55
Baserunning Inst.: 50
Sacrifice Bunt: 50
Bunt for Hit: 40
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
06/25/2026 AARB Loss, 6-9 X 4.1 3 2 2 2 6
06/21/2026 @ AMIG Win, 4-2 X 5.1 4 1 1 3 6 Win
06/16/2026 AOAK Loss, 7-12 X 2.1 5 2 2 3 4
06/12/2026 @ ACLG Loss, 3-11 X 3.2 8 8 8 3 3 Loss
06/06/2026 AKC Loss, 2-8 X 4.2 9 6 6 2 5 Loss
06/01/2026 @ ASD1 Loss, 5-7 X 4.1 6 5 5 1 5 Loss
05/26/2026 ACBl Win, 6-5 X 3.1 5 4 4 6 4
05/20/2026 @ ASEA Loss, 8-10 X 6.0 7 3 3 2 6
05/15/2026 ACOL Loss, 1-10 X 5.1 4 3 3 3 3 Loss
05/09/2026 ALAA Win, 14-13 X 4.2 6 6 6 3 4
PERSONALITY
Seen as fearless and durable. An organizational favorite in that respect.
Personality Class: Unknown
High: Leader, Loyalty, Adaptability, Intelligence
Birthday:06/17/2006
Born in:Colorado Springs, CO
Nationality:American
Height:6' 0"
Weight:195 lbs
Local Popularity:Well Known
National Pop.:Well Known
STATUS
Contract:Minor League Contract
Salary:-
Signed Through:-
Major Service:None, None
Service This Yr:None
40-Man Service:None, None
Pro Service:1 Year
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:2025, 3rd Pick in Round 1(Supp.)
ARIZONA COMPLEX LEAGUE 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 11 11 1 5 0 8.08 49.0 63 44 44 13 29 56 0 0.0 0 1 9.1
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 0 0 0.0 0 0 19.10 11.57 10.29 5.33 6.73 1.88 135 -0.2 .391        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 82 31 3 0 5 19 12 24 3 1 5 .378 .471 .598 1.068      
vs. RHB 109 32 9 0 8 25 17 32 3 1 7 .294 .412 .596 1.008      
ARIZONA COMPLEX LEAGUE 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
Last Week 1 1 0 0 0 4.15 4.1 3 2 2 1 2 6  
May 5 5 0 2 0 7.40 24.1 28 20 20 7 15 27  
June 6 6 1 3 0 8.76 24.2 35 24 24 6 14 29  
Career 11 11 1 5 0 8.08 49.0 63 44 44 13 29 56  
Home 7 7 0 3 0 8.19 29.2 38 27 27 8 20 36  
Road 4 4 1 2 0 7.91 19.1 25 17 17 5 9 20  
Grass 11 11 1 5 0 8.08 49.0 63 44 44 13 29 56  
Day 3 3 1 1 0 7.42 13.1 18 11 11 3 11 15  
Night 8 8 0 4 0 8.33 35.2 45 33 33 10 18 41  
As Starter 11 11 1 5 0 8.08 49.0 63 44 44 13 29 56  
CAREER PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
CAREER MINOR LEAGUE PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2024 Total - 17 16 10 6 0 0 1.53 76.2 55 15 13 1 23 92 0 0 1.02 .252 1.91 3.2 100
2025 Total - 18 14 14 8 1 0 1.51 95.2 68 18 16 2 28 117 0 0 1.00 .248 1.94 4.2 100
2025 Texas (DSL) - R 18 4 4 1 1 0 5.68 19.0 17 12 12 3 5 20 0 0 1.16 .292 5.46 0.2 88
2026 Texas (ACL) - R 19 11 11 1 5 0 8.08 49.0 63 44 44 13 29 56 0 0 1.88 .391 6.73 -0.2 62
Total ACL 11 11 1 5 0 8.08 49.0 63 44 44 13 29 56 0 0 1.88 .391 6.73 61.6
Total DSL 4 4 1 1 0 5.68 19.0 17 12 12 3 5 20 0 0 1.16 .292 5.46 87.6
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2026 Texas (ACL) - R P 11 11 2 6 0 8 0 1.000 49.0 1.47 +0.4 1.127
2026 Texas (ACL) - R 2B 28 28 28 54 20 83 1 .988 232.0 3.18 +0.5 .976
2026 Texas (ACL) - R SS 9 6 4 16 5 20 0 1.000 50.1 3.58 +0.7 .995
TOTAL P 11 11 2 6 0 8 0 1.000 49.0 1.47 +0.4 1.127
TOTAL 2B 28 28 28 54 20 83 1 .988 232.0 3.18 +0.5 .976
TOTAL SS 9 6 4 16 5 20 0 1.000 50.1 3.58 +0.7 .995
PLAYER HISTORY
01/01/2025 OSA scouting updated ratings (potential): Stuff: 30 (45); Movement: 35 (50); Control: 30 (45).
01/01/2025 OSA scouting updated ratings (potential): Stuff: 30 (45); Movement: 35 (50); Control: 30 (45).
08/04/2025 Drafted in the 2025 first-year player draft (Supplemental Round 1, Pick 3, 33rd overall pick) by the Texas Rangers, out of high school Pine Creek (Pine Creek; Colorado Springs, CO).
01/01/2026 OSA scouting updated ratings (potential): Stuff: 30 (45); Movement: 35 (50); Control: 30 (45).
01/01/2026 OSA scouting updated ratings (potential): Stuff: 30 (45); Movement: 35 (50); Control: 30 (45).
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