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IS-C April 2026 Tournament Rules

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Registration

Section titled “Registration”

To register, check out the registration page.

Tournament Format

Section titled “Tournament Format”

You will play up to 3 runs of IS6, only the run with the highest score will be recorded. Your score is your ingame score plus any bonus score you gain by completing the challenges below. During the tournament, players will be placed on a leaderboard based on their highest score,

Placements and prizes

  • The highest scoring player of the d15 bracket wins a monthly card and a monthly discord role, everyone else enters a raffle for a monthly card and a monthly discord role, top 8 gets 2 tickets in the raffle.
  • The highest scoring player of the d10 bracket wins a monthly card and a monthly discord role, everyone else enters a raffle for a monthly discord role, top 8 gets 2 tickets in the raffle.
  • Rewards are distributed via a tournament organiser logging into your account and purchasing the item. You may forfeit your monthly card if you do not want a tournament organiser logging into your account. Another player will be given the monthly card instead.

Brackets
You may enter in ONE of:

  • Sui’s Garden of Grotesqueries difficulty 10 ending 4 (IS6 d10 ED4) or
  • Sui’s Garden of Grotesqueries difficulty 15 endings 2+4 (IS6 d15 ED24)

Server

  • You may play on an EN, JP, or KR server account
  • You may play on a TC server account after DLC1 releases
  • You may not play on a SC server account.

Theme

  • This month’s theme is an ED4 highroll, the bonus scores will encourage you to highroll and use that highroll to complete tasks on ED4.

Reset/disconnect

  • You may not reset the run for any reason.
  • If you disconnect or quit the run for any reason, your score will be manually calculated up until your disconnection.

Opener

  • You may prepare 2 Coupons, Hot Water Kettle, 4 Objective Shields, or 8 Originium Ingots as your floor 3 buff.
  • You may not choose either random Collectible buffs.
  • You may not open with As Your Heart Desires (random vouchers)
  • You may not open with Sui’s Shadow Squad (random squad effects)

Scoring

Section titled “Scoring”

IS6 DLC 1, highest score out of up to 3 runs. There are two brackets, d10 ED4 and d15 ED2 + ED4. A player may only sign up for one bracket.

Calculation: Ingame score + bonus score

If you draft only 1 of these operators, you gain +250 points.

  • •Exusiai the New Covenant
  • •Raidian

If you draft 3 or less of these operators, you gain +100 points.

  • •Hoshiguma the Breacher
  • •Kirin R Yato
  • •Leizi the Thunderbringer
  • •Pramanix the Prerita
  • •Silverash the Reignfrost
  • •Tragodia
  • •Wiš’adel

ED4 stage challenges:

  • A base 0 or 1 block operator blocks Bestial Ju at least once, the operator must not die or retreat before Beastial Ju dies: +150 points (Liberators are 3-block)
  • Clear ED4 without any enemies entering the blue box (Beastial Hou may eat the enemies): +50 points
  • Feed an enemy to Bestial Hou: +2 points each, up to +100 points
  • Leave Statuegeists alive in without deactivating it on ED4: +25 points per Statuegeist
  • Only one operator deals damage to Bestial Hou: +50 points
  • Feed all Pseudomuts that spawn in ED4: +50 points

Collectibles bonus points:

  • 61st - 80th Collectible: +15 points each
  • 81st - 100th Collectible: +20 points each
  • 101th Collectible onwards: +25 points each

Ling Leisure node:

  • You may only exchange resources in the Ling Leisure node once, -1000 points penalty each time you exchange from your second time onwards.

Ingot withdrawal:

  • You may withdraw up to 8 ingots (-36 balance) on the floor 1 shop and the floor 1 shop ONLY.
  • You may not withdraw at any other time, -200 points for every forbidden ingot withdrawn.

Recording

Section titled “Recording”
  • Your recording must begin on the Arknights homescreen to verify the server time, the time must match within 180s of your scheduled time (discretion up to organisers).
  • You then navigate to the IS6 tab and begin your run, you may have already prepared a run with Coupons, Kettle, Shields, or Ingots as your floor 3 buff. You are not allowed to begin at floor 1 because this allows you to reroll for a favourable floor 1.
  • When your run finishes, show your operators, Collectibles, and Tongbao in the endscreen, then click the endscreen ONCE to display your score.
  • When your score finishes displaying, return to the Arknights homescreen to verify the run time.
  • You must record continuously from start to end to the best of your ability
  • You must record the run at a watchable quality and framerate to the best of your ability. If the video quality is too poor, we may be unable to score your run accurately.
Video recording example