OSRS Grandmaster Combat Achievements Service Icon

OSRS Grandmaster Combat Achievement Service

Conquer the pinnacle of Old School RuneScape PvM with our Grandmaster Combat Achievement service. This tier represents the absolute hardest challenges, requiring maxed accounts, best-in-slot gear, and perfect execution in endgame content like the Inferno, Raids (HM/CM/Expert 500+), and more. Our world-class players provide 100% manual completion for these incredibly demanding tasks, helping eligible accounts unlock the ultimate rewards: Ghommal's Hilt 6, Ghommal's Avernic Defender 6, the TzKal Slayer Helm, maxed Slayer perks, enhanced Thralls, and supreme GWD benefits. Grandmaster tasks carry extreme gameplay risk and often involve the Wilderness. Meticulously verify the demanding prerequisites on the OSRS Wiki before inquiring about this ultimate tier service from Tons of XP.

From$3.00or15M/ achievement

See achievements below

4.9 star rating
4.9across 547+ reviews
  • 100% Manual Service
  • Zero Ban Rate
  • Live Updates
  • Dedicated Support

About OSRS Grandmaster Combat Achievements

Achieve the ultimate OSRS PVM status with the Grandmaster Combat Achievement tier. Our elite service offers safe, manual completion for the game's hardest feats, unlocking Ghommal's Hilt 6, Avernic 6, and maximum perks.

Grandmaster Tier Combat Achievements

Browse all available achievements for the Grandmaster tier. Use the filter to find tasks for a specific boss.

A Long Trip Nightmare$20.00 · 100M
Akkhan't Do it Tombs of Amascut$9.00 · 45M
Alchemical Speed-Runner Alchemical Hydra$9.00 · 45M
All Praise Zebak Tombs of Amascut$35.00 · 175M
Amascut's Remnant Tombs of Amascut$58.00 · 290M
Animal Whisperer Commander Zilyana$7.50 · 37.5M
Araxxor Speed-Runner Araxxor$6.00 · 30M
Ash Collector K'ril Tsutsaroth$14.50 · 73M
Axe Enthusiast Vardorvis$12.00 · 60M
Budget Setup TzKal-Zuk$8.00 · 40M
Can't Wake Up Phosani's Nightmare$9.00 · 45M
Chambers of Xeric (5-Scale) Speed-Runner Chambers of Xeric$33.00 · 165M
Chambers of Xeric (Solo) Speed-Runner Chambers of Xeric$11.00 · 55M
Chambers of Xeric (Trio) Speed-Runner Chambers of Xeric$20.00 · 100M
Chambers of Xeric Grandmaster Chambers of Xeric$350.00 · 1750M
Chambers of Xeric: CM (5-Scale) Speed-Runner Chambers of Xeric$33.00 · 165M
Chambers of Xeric: CM (Solo) Speed-Runner Chambers of Xeric$11.00 · 55M
Chambers of Xeric: CM (Trio) Speed-Runner Chambers of Xeric$20.00 · 100M
Chambers of Xeric: CM Grandmaster Chambers of Xeric$89.00 · 445M
Colosseum Grand Champion Fortis Colloseum$399.00 · 1995M
Colosseum Speed-Runner Fortis Colloseum$60.00 · 300M
Corrupted Gauntlet Grandmaster Corrupted Hunllef$37.50 · 188M
Corrupted Gauntlet Speed-Runner Corrupted Hunllef$11.00 · 55M
Dark Memories Whisperer$10.00 · 50M
Defence Matters General Graardor$12.00 · 60M
Demon Whisperer K'ril Tsutsaroth$12.00 · 60M
Denying the Healers II TzTok-Jad$11.00 · 55M
Duke Sucellus Sleeper Duke Sucellus$35.00 · 175M
Duke Sucellus Speed-Runner Duke Sucellus$25.00 · 125M
Egniol Diet II Corrupted Hunllef$6.00 · 30M
Expert Tomb Raider Tombs of Amascut$200.00 · 1000M
Facing Jad Head-on II TzKal-Zuk$30.00 · 150M
Faithless Encounter Vorkath$3.50 · 17.5M
Feather Hunter Kree'arra$25.00 · 125M
Fight Caves Speed-Runner TzTok-Jad$20.00 · 100M
Gauntlet Speed-Runner Crystalline Hunllef$8.00 · 40M
Grotesque Guardians Speed-Runner Grotesque Guardians$8.00 · 40M
Harder Mode I Theatre of Blood$34.00 · 170M
Harder Mode II Theatre of Blood$33.00 · 165M
Harder Mode III Theatre of Blood$33.60 · 168M
Hueycoatl Speed-Runner Hueycoatl$33.00 · 165M
I should see a doctor Nex$4.00 · 20M
Inferno Grandmaster TzKal-Zuk$249.00 · 1245M
Inferno Speed-Runner TzKal-Zuk$4.00 · 20M
Insanity Tombs of Amascut$39.00 · 195M
It Wasn't a Fluke TzHaar-Ket-Rak$12.00 · 60M
Jad? What Are You Doing Here? TzKal-Zuk$8.00 · 40M
Keep Away General Graardor$10.00 · 50M
Leviathan Sleeper Leviathan$22.50 · 113M
Leviathan Speed-Runner Leviathan$22.50 · 113M
Maybe I'm the boss. Tombs of Amascut$20.00 · 100M
Mirror Image Duke Sucellus$8.00 · 40M
Morytania Only Theatre of Blood$33.00 · 165M
Nex Duo Nex$4.00 · 20M
Nibbler Chaser TzKal-Zuk$18.00 · 90M
Nightmare (5-Scale) Speed-Runner Nightmare$33.00 · 165M
Nightmare (Solo) Speed-Runner Nightmare$20.00 · 100M
No Luck Required TzKal-Zuk$3.00 · 15M
No Pressure Alchemical Hydra$8.00 · 40M
No Time for a Drink TzTok-Jad$30.00 · 150M
Nylo Sniper Theatre of Blood$18.00 · 90M
Ourg Killer General Graardor$14.00 · 70M
Pack Like a Yak Theatre of Blood$22.00 · 110M
Peach Conjurer Commander Zilyana$35.00 · 175M
Perfect Araxxor 2 Araxxor$6.00 · 30M
Perfect Footwork Fortis Colloseum$70.00 · 350M
Perfect Nex Nex$9.00 · 45M
Perfect Phosani's Nightmare Phosani's Nightmare$22.00 · 110M
Perfect Theatre Theatre of Blood$100.00 · 500M
Perfection of Apmeken Tombs of Amascut$8.00 · 40M
Perfection of Crondis Tombs of Amascut$4.00 · 20M
Perfection of Het Tombs of Amascut$33.00 · 165M
Perfection of Scabaras Tombs of Amascut$5.00 · 25M
Personal Space Theatre of Blood$15.00 · 75M
Phantom Muspah Manipulator Phantom Muspah$9.00 · 45M
Phantom Muspah Speed-Runner Phantom Muspah$12.00 · 60M
Phosani's Grandmaster Phosani's Nightmare$30.00 · 150M
Phosani's Speedrunner Phosani's Nightmare$22.00 · 110M
Playing with Jads TzKal-Zuk$4.00 · 20M
Reinforcements Fortis Colloseum$70.00 · 350M
Royal Affairs Theatre of Blood$15.00 · 75M
Slow Dancing in the Sand Fortis Colloseum$85.00 · 425M
Stop Right There! Theatre of Blood$6.60 · 33M
Swimming in Venom Araxxor$3.50 · 17.5M
Team Work Makes the Dream Work Theatre of Blood$22.20 · 111M
Terrible Parent Nightmare$13.00 · 65M
The Floor Is Lava TzKal-Zuk$18.00 · 90M
The Fremennik Way Vorkath$8.00 · 40M
The VI Jad Challenge TzHaar-Ket-Rak$5.00 · 25M
The Worst Ranged Weapon Kree'arra$9.00 · 45M
Theatre (4-Scale) Speed-Runner Theatre of Blood$33.00 · 165M
Theatre (5-Scale) Speed-Runner Theatre of Blood$40.00 · 200M
Theatre (Duo) Speed-Runner Theatre of Blood$22.00 · 110M
Theatre (Trio) Speed-Runner Theatre of Blood$26.00 · 130M
Theatre of Blood Grandmaster Theatre of Blood$400.00 · 2000M
Theatre of Blood: HM Grandmaster Theatre of Blood$250.00 · 1250M
Theatre: HM (4-Scale) Speed-Runner Theatre of Blood$33.30 · 167M
Theatre: HM (5-Scale) Speed-Runner Theatre of Blood$40.20 · 201M
Theatre: HM (Trio) Speed-Runner Theatre of Blood$26.80 · 134M
Tombs Speed Runner II Tombs of Amascut$65.00 · 325M
Tombs Speed Runner III Tombs of Amascut$75.00 · 375M
TzHaar-Ket-Rak's Speed-Runner TzHaar-Ket-Rak$9.00 · 45M
Unconventional Leviathan$10.00 · 50M
Vardorvis Sleeper Vardorvis$27.00 · 135M
Vardorvis Speed-Runner Vardorvis$50.00 · 250M
Vorkath Speed-Runner Vorkath$12.00 · 60M
Wasn't Even Close TzKal-Zuk$20.00 · 100M
Whispered Whisperer$35.00 · 175M
Whisperer Speed-Runner Whisperer$25.00 · 125M
Wolf Puncher II Corrupted Hunllef$3.00 · 15M
Zulrah Speed-Runner Zulrah$12.00 · 60M

General Requirements

Combat Achievements require specific gear, stats, and boss knowledge. Requirements vary GREATLY by task difficulty. Ensure you meet prerequisites for the desired achievement. Consult the OSRS Wiki for specific task details. We will confirm requirements with you.

Grandmaster Tier Rewards & Global Perks

  • Ghommal's Hilt 6
  • Antique Lamp (50k EXP, Skill > 70)
  • Unlimited Daily Mor Ul Rek Teleports (via Hilt)
  • Ability to Create Ghommal's Avernic Defender 6
  • Like a Boss Slayer Perk Upgrade (65 Kills/Task)
  • Increased Jad/Zuk Slayer Task Kills (3 per task)
  • Maximized God Wars Dungeon Perks (15 KC, 1/40 Keys, 75k Instances)
  • TzKal Slayer Helmet Creation Access
  • Enhanced Thrall Duration (100% longer)

(Rewards are claimed from Ghommal near the Warriors' Guild upon completing tiers.)

You Might Also Need

Elite CAs Service Image

Elite CAs

View Service →
Master CAs Service Image

Master CAs

View Service →
Phantom Muspah Kills Service Image

Phantom Muspah Kills

View Service →
Nex Kills Service Image

Nex Kills

View Service →
Corrupted Gauntlet Kills Service Image

Corrupted Gauntlet Kills

View Service →
Chamber of Xeric Service Image

Chamber of Xeric

View Service →
Theatre of Blood Service Image

Theatre of Blood

View Service →
Tombs of Amascut Service Image

Tombs of Amascut

View Service →
Slayer Leveling Service Image

Slayer Leveling

View Service →

How Our Simple & Secure CA Service Works

1
Order Achievement

Order Achievement

Select the CA you need, click "Add to Cart", or message us on Discord for custom packages.

2
Confirm Details

Confirm Details

We'll confirm order specifics (CA task, requirements met) and coordinate a schedule.

3
Provide Access

Provide Access

Share temporary, secure account access details and necessary gear when ready.

4
Service Complete

Service Complete

Our expert completes the task safely and notifies you - claim your CA points!

FAQ's: OSRS Grandmaster CA Questions

Yes, we guarantee the safety and security of your account. All Grandmaster Combat Achievements are completed 100% manually by world-class, vetted OSRS players. Disclaimer: Grandmaster tasks involve the absolute hardest content in OSRS. While your account's security is assured, these tasks carry extreme inherent gameplay risk due to punishing mechanics and often occur in high-risk environments like the Wilderness. Success demands perfection.
Grandmaster requirements are the pinnacle of OSRS. You need maxed combat stats, best-in-slot gear for multiple styles, near-flawless execution, and specific prerequisites depending on the task. Key items like Brittle keys, Dharok's Axe (or Thralls), a Salamander, and potentially others are needed for certain tasks. A non-boostable 95 Slayer is required for some, along with extensive quest completion like DS2, DT2, SOTE, WGS, etc. Always meticulously check the OSRS Wiki for the exact, demanding requirements for each task before even considering an order.
We guarantee the completion of the specific Grandmaster Combat Achievement task(s) you order, *provided* your account meets the exceptionally high prerequisites listed on the OSRS Wiki. Completing these ultimate tasks earns points towards the Grandmaster rewards, like Ghommal's Hilt 6.
Yes, unequivocally. Grandmaster tasks are balanced around players having access to and expertly utilizing nearly every best-in-slot item in the game, configured perfectly for the specific challenge (Inferno, Raids HM/CM, specific boss speedruns, etc.). Maximum efficiency is required, so providing the correct gear and extensive supplies is non-negotiable.
Achieving Grandmaster status (completing every single task) grants the ultimate Combat Achievement rewards. Based *only* on the provided data, these are: a 50k EXP antique lamp, Ghommal's Hilt 6, unlimited Mor Ul Rek teleports (via hilt), ability to create Ghommal's Avernic Defender 6, the 'Like a Boss' slayer perk maxed (65 kills/task), Jad/Zuk tasks give 3 kills, best GWD perks (15 KC, 1/40 keys, 75k instances), ability to create a TzKal Slayer Helm, and Thralls lasting 100% longer.
Grandmaster tasks are the absolute hardest challenges OSRS offers. This includes highly restrictive Inferno runs, insane speedrun times for all raids (including HM/CM/Expert 500+), 'perfect' boss kill challenges demanding no mistakes, incredibly difficult stamina tasks, niche weapon restrictions, and unique challenges within content like the Colosseum or Nightmare.
Completing the entire Grandmaster tier is the ultimate achievement, requiring *all* tasks to be finished. We can assist with specific tasks for highly qualified accounts. Completing the full tier is an immense undertaking handled only via custom quotes for accounts that are truly endgame-ready. Contact us via Discord to discuss feasibility.
Yes, the Grandmaster tier features multiple tasks that must be completed in the Wilderness, pushing high-risk gameplay to its limits. While account security is paramount, the unavoidable PvP risk is a factor, and tasks are performed using minimal risk setups where applicable.

Need multiple achievements or a custom package? Still have questions about Grandmaster CAs? We're happy to help on live chat or Discord.

Join Discord