Full list of all 41 The Godfather II achievements worth 1,000 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox 360.
Eliminate Hyman Roth.
Eliminate all five rival families.
Crack all safes.
Collect all level 2 and 3 firearm upgrades.
Control all crime rings.
Control all extortable businesses.
Earn one of each favor.
Eliminate four rival families.
Find a level 3 firearm upgrade.
Complete all execution styles.
Kill Henry Mitchell.
Control five crime rings.
Send your men to attack a venue from the Don's View.
Eliminate three rival families.
Heist each bank once.
Recruit a full family tree.
Promote one of your made men to Underboss.
Unlock all safehouses.
Kill 750 mobsters.
Control three crime rings.
Eliminate two rival families.
Kill 500 mobsters.
Accept Tom Hagen as your Consigliere.
Eliminate 5 made men with the appropriate kill condition.
Kill 25 mobsters only using BlackHand attacks.
Heist your first bank.
Crack five safes.
Kill 250 mobsters.
Send your men to bomb a venue from the Don's View.
Promote one of your made men to Capo.
Eliminate a rival family by successfully bombing their compound.
Find a level 2 firearm upgrade.
Upgrade one of your made men's skills or weapons.
Kill 150 mobsters only using firearms.
Complete 10 execution styles.
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.