Platinum

Hello francesco2098​,

I recommend you play a few rounds and you will get the achievement naturally. It should not take more than an hour or two.

Hi francesco2098,

Just to add to what Danisoff has said, if you're having trouble finding a Frontlines match, try searching for Grand Operations servers - "Battle for France" and "Raid on Rotterdam" both have it as the mode for Day 3. 

I didn't know that, thank you very much