Check out our 52044 reviews on Trustpilot
Work with us
Ghosts of K’aresh Ghosts of K’aresh
THE KNIFE'S EDGE
$0.09
4,8/5 Trustpilot Based on 52044 reviews
SSLSSL USETooltip Kingboost ensures secure and private transfer of the data within our system by encrypting every bit of your information. The sensitive data that you share with us is protected by SSL protocol.
VPNVPN USETooltip Even with piloted orders, your account remains completely safe. All of our boosters are thoroughly checked and will use your personal VPN server to guarantee your account stays unharmed.
Support24/7 SupportTooltip Our experienced support team is available at any time to assist you, handling everything from order recommendations to post-completion requests.
PilotedPilotedTooltip The fastest and most effortless way to complete your order. By allowing our booster to access your account, you save time while we handle the boost for you.
CheapFound cheaper? We price matchTooltip Found cheaper? We price match - If you find a better offer on another website, contact our support team - we'll beat the price and make sure you get the best deal.

Unlock the Knife's Edge Achievement Easily with KingBoost’s Pro Help

The Knife's Edge is a meta-achievement earned for completing all five chapters of the Ghosts of K’aresh campaign. This storyline uncovers the fate of the lost Ethereal world and its unraveling by Void corruption. Progressing through every chapter of the campaign can be time-consuming due to unlock requirements and daily/weekly gating.

With KingBoost’s The Knife's Edge campaign boost, you’ll unlock the full story across all five chapters, earning the achievement and gaining access to the deeper mysteries of K’aresh.

Enjoy the story, rewards, and achievement with KingBoost’s proven reliability, unbeatable prices, and 24/7 assistance.

YOU WILL GET

ADDITIONAL OPTIONS

  • 250,000/500,000 gold – We will send the gold to your account as we complete the main order. All resources are obtained legally;
  • Khaz Algar/The War Within Storyline – Our pro will complete the prerequisite campaigns before starting the Undermine quests;
  • Rank 4 with 4 TWW Factions – We will boost your reputation with the Council of Dornogal, the Severed Threads, the Assembly of the Deeps, and the Hallowfall Arathi to rank 4;
  • Earthen Race Unlock – Our pro will complete Mourning Rise, Broken Tools, and Merrix and Steelvein to unlock the first neutral playable race for you;
  • Khaz Algar Flight Master Achievement – Our pro will discover all flight master points on Khaz Algar during the boost;
  • Skyriding Glyphs – Our pro will collect all Skyriding Glyphs in TWW;
  • Fate of the Kirin Tor Storyline – Our pro will complete Arcane Desolation and Strength Amidst Ruins to get you reputation and title from the Kirin Tor;
  • Lingering Shadows Story – Our booster will finish the storyline necessary to unlock Root Defender's Spear and Root Defender's Shield;
  • Stream – Watch the campaign completion progress via private Live Stream.
REQUIREMENTS
Chevron
  • Level 80 character;
  • The War Within campaign completed.
WHY KINGBOOST
Chevron

The simple answer is because we’re good at what we’re doing. You can make sure of that by looking at the reviews from our customers on Trustpilot. And in addition to that, we are ready to match the price if you’ll somehow find the exact same offer with lower price. Just make an order and see for yourself!

If you still have any questions regarding boosts, please text us in the LiveChat.

HOW THIS BOOST WORKS
Chevron
  • Ask all the questions you have about chosen service in our LiveChat, our operators will be happy to help you;
  • Make an order with all needed options selected;
  • After we will receive the order, we’ll get in touch with you on Discord to confirm some  details, for example, your preferred start time;
  • If you chose Piloted boost method:
    • Our booster will play on your account with all possible safety precautions (E.X. VPN) according to the set schedule;
    • Please, do not login while we’re working on your order, if you want to know about the progress - feel free to directly text your booster in the Discord or contact our support in the LiveChat;
  • If you chose Selfplay (Remote) boost method:
    • We’ll ask you to install Parsec - a proven program we already work with when this boost method is chosen;
    • Our booster will remotely connect to your PC and will play according to the set schedule;
    • This method may seem a bit complicated, but has the highest possible safety;
  • Once your order is completed, we’ll notify you - after that you’re free to login and enjoy the results of our work;
  • Please, don’t forget to write a review on our Trustpilot page

Start time

20 Minutes

Completion time

0-0-20
Customize Your Order
Completion Method:?Selfplay: play yourself.
Piloted: we play on your account with VPN / LiveStream.
Selfplay Remote (Cloud Tech., with Parsec): We play on your device using remote access software.
Boost Options
Choose Achievements
Choose Your Platform
Start Priority & Completion Speed:?Optional upgrade for faster order start and completion — pick the speed that fits your needs!
Extra services (Together - Cheaper)
Total $0.09
cashback Cashback
$0.00

GET MORE WITH DISCOUNT

from
$9.89

K’aresh Campaign

from
$15.99

Manaforge Omega Heroic Raid

from
$25.59

The Bone Freezer Mount

Reviews on THE KNIFE'S EDGE
5
(13794 Reviews)
  • 5 stars 13794
  • 4 stars 0
  • 3 stars 0
  • 2 stars 0
  • 1 star 0
J_
Jolly _
02/07/2026
5

I ordered the completion of the latest…

I ordered the completion of the latest Genshin Impact Chapters due to that i had no time to do it myself. The Booster i got assigent, jupa6515, was very friendly and kind. They showed a lot of understandment for the Time i wanted to have the completion done wich was also a great point for them. I asked them if they would check in with me every other hour so i know where they're at. That turned out to be not nessecary and any of my worries were also denied by them. So overall i defently can say i was very satisfied with the service and the Result. I would order it again with the same booster!

MO
Marek Olbrys
01/07/2026
5

I have to admit that I'm still learning…

I have to admit that I'm still learning how to play ARC RAIDERS. Being able to buy different components to upgrade and develop my character has been a huge help throughout the learning process. Of course, it's possible to find everything through normal gameplay as well, but that takes a lot of time, patience, and many successful raids.

I've chosen to take a bit of a shortcut, which is why I consider the services provided by KINGBOOST to be absolutely invaluable.

Total 

$0.09

cashback Cashback
$0.00