Here is the full list of all 321 Soul Reaper: Unreap Commander achievements.
Reap, reap, reap!
I am the Reaper of Souls! ... Wait, that was quite obvious...
Don't you just love reaping souls! Mwahaha!
...
My sisters are making fun of me. Can you reap their soul?
I think my sister ordered you to kill me. Can you kill her instead... And my other 99 sisters?
Damn, I'm starting to really enjoy this! Let's reap MOAR Flame Bee souls! Mwahaha!
'Sup Reap! It's me, Ryder. I'm lookin' for Volcadillo shells y'know! Reap'em Volcadillos and gimme the shells will ya?
Sup Reap! It's me again. Turns out 10 weren't 'nough. Would'ya mind bringin' me, like, 100? Thanks bro!
Sup Reap! So hum... how about 1000...? Ya?
Stupid Windy Fish is being a bully with their lightning and all. Please reap their soul for me.
You are pro! Now rid my whole town of Windy Fish!
What a bloodbath! How about exterminating the whole species now, Mister Reaper?
I hate squirrels. Especially those who stab. Stab'em for me will ya?
Our kind is being slaughtered. That's so much fun. Let's all join in on the fun!
Those squirrels are mad asking to kill their own kind! Let's oblige! KILL MWOAR SQUIRRELS!
Sup Reap! Have I ever told'ya I hate snakes? Get rid'a some for me will ya?
Sup Reap! I should'a been more explicit. Reap 100 Cursed Snake souls!
Sup Reap! Oops. I meant 1000 of 'em! Go get'em tiger!
I hate stick webs. Let's exterminate those Spider Man wannabees shall we?
Dammit! Now I've got sticky webs all over me! Burn all the webz!
I heard there's only 900 more of these Octobladers in this realm. Let's just kill them all!
Look, I've got an easy task for you: get rid of those pesky worms out there!
Figured out how to defeat Burning Worms? That's right! With my help! Now let's kill more!
Drown those pests now!
Dragons! Badass. Let's hunt them!
I shall be know as the best dragon hunter ever!
Bring them to extinction!
Kill the healer!
Healing is for losers.
I don't like white squirrels!
You are not getting through us!
Damn, I guess you are...
Stop it, it hurts!
Bite the walls, they're in the way!
We are the blockers. Eliminate the imposters.
BREAK DOWN ALL THE WALLS!!!
I feel underdressed. Let's get myself some loot!
My loot is trash. Let's get more better loot!
GIMME ALL THE LOOT!
Who doesn't like a good scythe? I think would make a nice collection!
I can't believe I thought 10 scythes would make a collection... 100 is a good collection!
Fuse these pieces of shit! I need a thousand more weapons!
I guess I need some protection for those bones of mine...
Robes, robes, more robes! 'da fuck kinda protection is that? Find more better armor!
Having just a skull is cold. Freezing really. Let's find some headwear!
A tuque, a tuque, a tuque! I want a tuque. How badass is a grim reaper with a tuque!
Now I've got some many I could start a Shopify store. How about http://reapertuques.shop?
I say more BETTER ARMOR! Not another feaking robe!
I'm looking for material for fusing. Let's get some trash loot shall we?
Why did I think 10 would be enough. Get 10x more!
Someone's giving me legendary loot for collecting 1000 common loot. Let's get to it!
Burn'em all! For their protection of course!
Guard'em all! Such is the way of the Tank.
Quickly, let's take'em out!
Have you used me in combat yet? Now's the time!
Burn everything!
GOTTA TORCH'EM ALL!
Seafood for dinner!
Well, I'm still hungry. Let's hunt more!
Let's just empty the ocean now, shall we?
I heard a Flame Bee squaded up with a Volcadillo to create squad BeeDillo. Mwahaha, such ridiculous name! BeeGone BeeDillo!
I never tire of reaping squad BeeDillo! Such a dumb squad!
I NEVER tire of reaping squad BeeDillo! Mwahaha! Ok no, it's starting to be pretty boring...
That's a strange squad they formed there. Let's kill them for fun.
Wait what? They're still alive? Let's beat them up again!
Persistent fools! Let's crush them once and for all!
Can't let the poison spread! My bones aren't immune to poison after all!
Mwahaha! Mwahaha! Mwahaha! Damn, I think the poison's getting to my head. Let's get rid of some more of them.
Now I'm fed up of being stabbed, poisoned and electrocuted. I BRING REVENGE!
Whooow, I like legs!
Actually, that's too much legs for me...
LET'S CHOP ALL THE LEGS! MWHAHA!
Wah, a freaking dragon...? Actually, I'm not scared at all. Reap its soul now! Mwahaha!
Ah! I knew I was more badass than dragons. Let's kill more. It's fun! Mwahaha!
Nothing personal Draggy, but I really like feeding on your soul! You don't mind if I call you Draggy right? Mwahaha!
Holy Squirrelity? Mwahaha! Sounds like a low budget sect's name!
It is a sect, isn't it? Let me join, let me join! I'm a holy creature I promise!
You know what? I'm not cut out for saintly shit. Let's just reap all your souls! Mwahaha!
I'm cursed too! Maybe we should join forces?
We're having so much fun together. We cursed creatures get each other right? Right? Wait you're dead? Ah right! I killed you! Mwahaha!
Would you mind getting rid of your guards so I kill more of you? You wouldn't mind right (such a dumbass!)?
I have a feeling fire protection might come in handy here...
I was right. As always. Unrelated: nice place to reap Flame Bee Souls! Mwahaha!
REAP ALL THE FLAME BEE SOULS! MWHAHAHA!