![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://img.mlbstatic.com/mlb-images/image/private/ar_16:9,g_auto,q_auto:good,w_1024,c_fill,f_jpg,dpr_3.0/mlb/fi0ldywpn41dtzaecak7)
Mariners get Marco Gonzales in Cardinals trade
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://images.seattletimes.com/wp-content/uploads/2017/07/07212017_Marco-Gonzales_100826_tzr.jpg?d=780x501)
Mariners acquire lefty Marco Gonzales from Cardinals for outfielder Tyler O'Neill
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://img.mlbstatic.com/mlb-images/image/private/t_2x1/t_w1536/mlb/wgennmmv7a2q0xxzqbu4.jpg)
Cardinals acquire Tyler O'Neill from Mariners
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://www.denverpost.com/wp-content/uploads/2017/07/sp16prep_baseball_05_16_hc472_6471262.jpg?w=620)
Marco Gonzales primed to help Mariners in wild-card hunt
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://www.usatoday.com/gcdn/-mm-/891959989c53189caae726f194339d25fd618745/c=0-37-1023-615/local/-/media/2017/07/21/USATODAY/USATODAY/636362658881911408-USP-MLB-GAME-2-MILWAUKEE-BREWERS-AT-ST-91671342.JPG?width=1200&disable=upscale&format=pjpg&auto=webp)
Mariners send top prospect Tyler O'Neill to Cardinals for Marco Gonzales
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://cdn.mlbtraderumors.com/files/2020/05/marco-gonzales.jpg)
An Unpopular Trade Paying Off In Seattle - MLB Trade Rumors
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://img.mlbstatic.com/milb-images/image/private/t_2x1/t_w1536/milb/aanox0ynaudyhihqmovz.jpg)
Seattle Mariners, St. Louis Cardinals swap Tyler O'Neill, Marco Gonzales
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://i0.wp.com/maxsportingstudio.com/wp-content/uploads/2021/06/Tyler.jpeg?fit=1024%2C686&ssl=1)
Rising Stock: Tyler O'Neill – Max's Sporting Studio
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://images.radio.com/aiu-media/GettyImages1234120402-74b84f50-c308-4ba7-bee2-ea9efe811d48.jpg)
Cardinals fans embarrassed by old Tweets about O'Neill trade
![Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales](https://media.bleacherreport.com/image/upload/c_fill,g_faces,w_3800,h_2000,q_95/v1666469650/gskffomb8bsusy9hdt0n.jpg)
Each MLB Team's Top Trade Chip to Unload in 2022-23 Offseason, News, Scores, Highlights, Stats, and Rumors