Here is the full list of all 32 Arizona Sunshine 2 achievements.
Reach Round 20 in Horde.
Complete the campaign on Apocalyptic difficulty.
Make a kill with every single gun & melee weapon.
Find & equip all Headwear.
Find all Collectables.
Detonate a grenade in Fred's mouth.
Kill 10 zombies in 10 Seconds with Melee.
Play for a total of 10 hours.
Get 20 headshots in a row.
Complete the campaign.
Defeat the General.
Ignite the fireworks.
Eat a total of 25 consumables.
Throw a basketball through the Hoop.
Smash 10 bottles of beer.
Use Fred's arm to play fetch with Buddy.
Craft 25 items.
Crash the train.
Steal the train.
Kill 1000 Freddies.
Successfully perform surgery on Buddy.
Pet Buddy 20 different times.
Make 10 Headshots in 3 Seconds.
Make a kill with a Crowbar.
Put a hat on Buddy.
Survive the Airport Runout.
Craft your first item.
Kill 100 Freddies.
Kill 20 freddies on the runway.
Kill 8 Freddies with one Explosive.
Meet your new furry companion.
Equip your first Headwear.