Here is the full list of all 59 Zula achievements.
Achieve level 5
Achieve level 10
Achieve level 25
Achieve level 50
Achieve level 60
Kill enemy 10
Kill enemy 100
Kill enemy 500
Kill enemy 2500
Kill 10000 enemies
Kill 100 enemies with Assault rifles
Kill 100 enemies with Submachinegun
Kill 100 enemies with Sniper rifles
Kill 100 enemies with Shotguns
Kill 100 enemies with Pistols
Kill 100 enemies with Melee Weapons
Kill 100 enemies with Grenades
Win a match
Win 10 matches
Win 50 matches
Win 250 matches
Win 1000 matches.
Win a clan match.
Win 10 clan matches
Win 50 clan matches
Win 250 clan matches
Win 5 Sabotage matches.
Win 100 Sabotage matches.
Win 5 Wanted matches.
Win 100 Wanted matches.
Win 5 Free For All matches.
Win 100 Free For All matches.
Win 5 TDM matches.
Win 100 TDM matches.
Win 5 Capture the Flag matches.
Win 100 Capture the Flag matches.
Kill 2 or more players at the same time 10 times.
Shoot 1 Million bullets!
Run 4 million meters
Win a match in Snowball Mode
Kill 10 enemies with Snowball
Kill 10 enemies with Stony Snowball
Kill 10 enemies with Dynamite Snowball
Finish a Daily Mission Card
Finish a Weekly Mission Card
Finish a Monthly Mission Card
Finish a Special Misson Card
Upgrade a weapon
Transfer a weapon to your friend
Gift a weapon to your friend.
Finish a match as Most Valuable Player!
Win 1000 Rounds in Sabotage matches
Defuse/plant 100 Bombs in Sabotage matches
Collect 50000 golds in Wanted matches.
Score 250 flag points with your team in Capture the Flag matches.
Carry 50 flags to your base in Capture the Flag matches.
Upgrade a weapon to +5
Finish a match as Assist King
Kill a player with an exploding barrel