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