MLB Debuts

Year:
Month:

MLB Debuts - September 2026
DATE	PLAYER	POS	AGE	DEBUT	SEASON
9/05	Austin Peterson, CLE	SP	26	Det: 2 IP, 0 ER, 1 H	0-0, 0.00 ERA, 2 IP, 3 K
9/04	Jack Sinclair, WSH	RP	27	@LAD: 1 IP, 0 ER, 0 H	0-0, 0.00 ERA, 3 IP, 3 K
9/04	Hancel Rincon, STL	RP	24	@Col: 0.1 IP, 3 ER, 3 H	0-0, 47.25 ERA, 1.1 IP, K
9/01	Luis De Leon, BAL	RP	23	@Col: 1 IP, 1 ER, 1 H, L	0-2, 4.91 ERA, 3.2 IP, 2 K