Here is the full list of all 49 YAIBA: Ninja Gaiden Z achievements worth 1,000 gamerscore.
Complete Arcade Mode.
Complete every Mission on Hell difficulty.
Counter each enemy type.
Create 7 plague clouds.
Complete every Mission on Nightmare difficulty.
Complete every Mission on Hard difficulty.
Kill 5,000 zombies.
Execute each type of enemy that can be executed.
Harvest each type of enemy that can be harvested.
Activate Bloodlust 10 times.
Congeal 50 enemies with bile crystals.
Cause 50 elemental effects.
Complete Mission 5.
Complete Mission 6.
Complete Mission 7.
Play Arcade Mode.
Take no damage and achieve Legend status in 10 arenas.
Get 25 Legend arena scores.
Get 50 Legend arena scores.
Collect all of the story collectibles.
Unlock all of Yaiba's upgrades.
Collect all the health shards.
Collect all the elemental shards.
Yaiba brings up a good point.
Yaiba finds religion.
Yaiba doesn't sleep well.
Yaiba returns to the scene of the crime.
Yaiba gets some fresh air.
Yaiba sets aside time for traveling.
Complete Mission 4.
Cause each type of elemental effect on zombies and in the environment.
Yaiba joins the crowd.
Yaiba directs traffic.
Complete Mission 3.
Yaiba gets his hands dirty.
Complete Mission 2.
Chain 5 or more executions together.
Destroy an obstacle with elemental effects.
Enter Ninja Time 50 times.
Kill 1,000 zombies.
Yaiba reveals a family secret.
Yaiba survives quite the tumble.
Throw 50 zombies.
Complete Mission 1.
Yaiba gets an armful.
Achieve a 200-hit streak.
Achieve a 100-hit streak.
Achieve a 50-hit streak.
Yaiba has a rude awakening.