Use skirmish mode with the Spanish, when the game starts enter the following cheats:
speed always wins
Nova & Orion (10 times)
Click on the flag to enter your home city and then Select a Deck and choose the beginner deck.
Now just keep spamming the Cords of 300 Wood icon (1st row 2nd item) to request shipments until you get 100 of them and the achievement
If you receive the message "You don't have any shipments available" go back to the map, enter the Nova & Orion cheat a few more times and go back to your deck and select more shipments. Should only take a few minutes with the speed cheat active