After completing all of the AL, and all of the NL, accessible Missions in Conquest, two Missions will unlock for you which MLB 19 Stubs require you to utilize the cards you have earned from Conquest to finish stat-based Missions which have to be completed in one match. Each of those Missions will give you 5% advancement towards the Conquest Program.
Once those Missions are finished, you'll unlock four Missions. Two are stat-based Missions that need to be completed in one game, and 2 Exchange Missions, one MLB The Show 19 participant Exchange, and 1 Souvenir Exchange. Total those, and you are going to be completed with Conquest Part One.
The Conquest Part One Program Reward can be used to unlock Conquest Extreme, which rewards you for taking over strongholds in a specific amount of moves, culminating in tasking you with beating all 30 strongholds in under 12 moves.
While doing these, and Advancing them in the Conquest Program, then you'll also be unlocking rewards and cards along the way. Defeating all of 30 strongholds will make you a 10 Standard Bundle Bundle, additionally finishing the 12 hidden MLB The Show 19 player Missions will bring you to a total of 60% completion from the Conquest Program.
More MLB The Show 19 products all in https://www.mmotank.com/Mlb19-Stubs.html