Here is the full list of all 80 Panzer Corps achievements.
Capture 10 flags
Win 10 campaign battles
Win 50 campaign battles
Win 100 campaign battles
Finish the Tutorial
Destroy 100 enemy units
Destroy 1,000 enemy units
Destroy 10,000 enemy units
Capture 100 flags
Capture 1,000 flags
Accumulate 10,000 prestige in a single campaign
Accumulate 20,000 prestige in a single campaign
Accumulate 30,000 prestige in a single campaign
Accumulate 10 heroes in the core force
Accumulate 25 heroes in the core force
Accumulate 50 heroes in the core force
Gain five stars on an infantry unit in a campaign
Gain five stars on a tank unit in a campaign
Gain five stars on a recon unit in a campaign
Gain five stars on an anti-tank unit in a campaign
Gain five stars on an artillery unit in a campaign
Gain five stars on an anti-air unit in a campaign
Gain five stars on a fighter unit in a campaign
Gain five stars on a tactical bomber unit in a campaign
Gain five stars on a strategic bomber unit in a campaign
Destroy 10 tanks with a single unit in a campaign
Destroy 50 tanks with a single unit in a campaign
Destroy 100 tanks with a single unit in a campaign
Destroy 10 aircraft with a single unit in a campaign
Destroy 50 aircraft with a single unit in a campaign
Destroy 100 aircraft with a single unit in a campaign
Destroy 10 infantry units with a single unit in a campaign
Destroy 50 infantry units with a single unit in a campaign
Destroy 100 infantry units with a single unit in a campaign
Win a campaign with all decisive victories. Difficulty Colonel or higher.
Beat the Bagration scenario as Germany in single scenario mode. Difficulty Colonel or higher.
Beat the Germany scenario as Germany in single scenario mode. Difficulty Colonel or higher.
Earn 200 prestige by forcing an enemy unit to surrender.
Neutralize an enemy city, port or airfield using a strategic bomber.
Scuttle an enemy ship trapped in a port.
Clear a minefield using a pioneer unit.
Win Afrika Corps campaign without buying any German core units. Difficulty Colonel or higher.
Win any Allied Corps campaign without buying any American core units. Difficulty Colonel or higher.
Win any Allied Corps campaign without buying any British core units. Difficulty Colonel or higher.
Win a campaign without buying any core air units. Difficulty Colonel or higher.
Win a campaign without buying any core artillery units. Difficulty Colonel or higher.
Win a campaign without using over-strength. Difficulty Colonel or higher.
Win a campaign without using elite replacements. Difficulty Colonel or higher.
Win a campaign without spending prestige mid-battle on replacements and upgrades. Difficulty Colonel or higher.
Win a battle in a campaign while deploying only 50% of your core units. Difficulty Colonel or higher.
Win a battle in a campaign while deploying just a single core unit. Difficulty Colonel or higher.
Accept a challenge in Multiplayer
Create a new challenge in Multiplayer
Finish 1 multiplayer game
Finish 10 multiplayer games
Finish 30 multiplayer games
Win a campaign on Colonel difficulty
Win a campaign on Field Marshal difficulty
Win a campaign on Guderian difficulty
Win a campaign on Manstein difficulty
Win a campaign on Rommel difficulty
Gain the highest award for a German unit
Gain the highest award for an Italian unit
Gain the highest award for a British unit
Gain the highest award for a American unit
Finish the Grand Campaign '39
Finish the Grand Campaign '40
Finish the Grand Campaign '41
Finish the Grand Campaign '42
Finish the Grand Campaign '43 East
Finish the Grand Campaign '44 East
Finish the Grand Campaign '45 East
Finish the Grand Campaign '42-43 West
Finish the Grand Campaign '44 West
Finish the Grand Campaign '45 West
Play through the entire Grand Campaign
Survive an attack with a 1-strength unit
Destroy an enemy unit when it is attacking you
Have an attacking and a defending unit destroying each other
Destroy an enemy unit when it is ambushing you