Here is the full list of all 42 The Godfather II trophies - there are 28 bronze, 9 silver, 4 gold and 1 platinum.
Act like a mobster, think like a Don.
Complete all execution styles.
Earn one of each favor.
Crack all safes.
Collect all level 2 and level 3 firearm upgrades.
Heist each bank once.
Heist your first bank.
Eliminate Hyman Roth.
Eliminate all five rival families.
Control all crime rings.
Eliminate four rival families.
Eliminate three rival families.
Control five crime rings.
Control all extortable businesses.
Kill Henry Mitchell.
Kill 750 mobsters.
Recruit a full family tree.
Eliminate 5 made men with the appropriate kill condition.
Promote one of your men to Underboss.
Unlock all safehouses.
Find a level 3 firearm upgrade.
Eliminate two rival families.
Kill 500 Mobsters.
Control three crime rings.
Accept Tom Hagen as your Consigliere.
Kill 25 mobsters only using BlackHand attacks.
Kill 250 mobsters.
Send your men to attack a venue from the Don's View.
Send your men to bomb a venue from the Don's View.
Upgrade one of your made men's skills or weapons.
Kill 150 mobsters only using firearms.
Crack five safes.
Promote one of your made men to Capo.
Complete 10 execution styles.
Eliminate a rival family by successfully bombing their compound.
Find a level 2 firearm upgrade.
Kill 100 mobsters.
Max out all guards at a venue.
Control one crime ring.
Kill 25 mobsters.
Recruit your first soldier.
Create a mobster using MobFace.