St. Louis Cardinals: Looking at the trade for Tyler O'Neill
Cardinals acquire Mariners top prospect Tyler O'Neill for Marco Gonzales
What if the Mariners traded FOR Tyler O'Neill this time?
Mariners send Canadian prospect O'Neill to Cardinals for Gonzales
Mariners Extra: Five trade targets who could help M's offense, Mariners
The Mariners and Cardinals make a minor trade - NBC Sports
One-time Mariners prospect Tyler O'Neill's trade to Cardinals was 'wakeup call' for him
Marco Gonzales earns with for Tacoma Rainiers in first start with Mariners organization
Mariners sign Marco Gonzales to four-year, $30 million extension with club option for 2025 - MLB Daily Dish