MLB 9 INNINGS RIVALS 26

Greetings from Com2uS.

Please read below for details on the v4.00.00 update.

[Update Schedule]

Mar. 24, 10:00 PM - Mar. 25, 1:00 AM EDT (3 Hours)
* The update maintenance will take place during the time above.

 *  Lower versions will be blocked after the maintenance. Please make sure to update the game at the market before playing.

 *  Information (screenshots and numbers) provided in the notice is currently under development, and may differ from the actual update.

 *  Information (screenshots and numbers) provided in the notice is currently under development, and may differ from the actual update.

[Update Details]

1. Game Title Update

To celebrate the start of the 2026 MLB regular season, the game title has been updated.

- Before: MLB RIVALS

- After: MLB 9 INNINGS RIVALS 26

* The new game title will be applied after the v4.00.00 update.

2. New App Icon and Title Image

- A new app icon and title image have been added to commemorate the start of the 2026 MLB regular season.

* The new app icon and title image will be applied after the v4.00.00 update.

<App Icon>

<Game Title Image>

3. Batch 4 HOF Special Recruit Player Cards

- The 4th batch of HOF Special Recruit Player Cards has been added, featuring legendary players who left their mark on MLB history.

- These cards can be obtained through [HALL OF FAME] → [Special Recruit] or via the [4th HOF Pack].

- Special Recruit players are organized by batch, and the list of obtainable players will change when the batch is updated.

- The Batch 4 HOF Special Recruit Player Cards will be available until the next batch is released.

- Players from previous batches may become available again in the future.

<Batch 4 HOF Special Recruit Player Card List>

Card	Name	Team	Position
			Primary	Secondary
	Pete Alexander	PHI	SP	-
		CHC	SP	-
		STL	SP	-
	Babe Ruth	NYY	RF	LF
		BOS	LF/SP	-
	Eddie Murray	BAL	1B	-
		LAD	1B	-
		NYM	1B	-
		CLE	DH	1B
	George Brett	KC	3B	-
	Orlando Cepeda	SF	1B	LF
		STL	1B	-
		ATL	1B	-
	Phil Niekro	ATL	SP	-
		NYY	SP	-

4. New HOF Tier Skills

- New HOF Tier Skills have been added.

- HOF Cards can acquire HOF Tier Skills with a certain probability when performing a Skill Change.

* HOF Tier Skills can only be obtained with HOF Cards.

* The values shown in the skill descriptions vary depending on the skill level (D / C / B / A / S / S1).

5. HOF Card Exchange System (1st Round)

- A system will be added that allows users to exchange the HOF Cards they own for other HOF Cards.

* The HOF Card you wish to exchange must first be unequipped from all lineups.

- When performing an HOF Card exchange, the development values of the material card will be transferred to the resulting card according to separate rules.

- Exchanges are possible even if the pitching/batting positions of the material card and the resulting card differ.

- The card to be exchanged and the material card can only be selected from the designated list.

- For more details on the HOF Card Exchange System, please refer to the guide below:

→ HOF Card Exchange System Guide: [Link]

6. HOF Card Release Event Distribution List Update

- The list of HOF Cards distributed in 2026 through the HOF Card Release Event has been updated.

> Before: Derek Jeter, Greg Maddux, Tony Perez, Tim Raines, Jack Morris, Don Sutton

> After: Derek Jeter, Babe Ruth, Tony Perez, Tim Raines, Jack Morris, Don Sutton

* If you have not obtained a HOF Player Card through the event before the v4.00.00 update, you can choose a player from the updated list.

7. Regular Season Support Content

- A new Team Support feature will be added, allowing users to support their favorite team directly in the game.

<Rules>

- The Support Team will initially be set as your Preferred Team and can be changed at a certain cost. The first change can be made for free once.

- The Support Team is linked to your Pick 'em team selection, and changing the Support Team will also change your Pick 'em selection. However, the Support Team can only be changed after Pick 'em results have been tallied.

- You can normally use Support once per day, and if you have remaining Support attempts, you can gain additional chances by completing daily missions.

<Reward>

- Rewards consist of the following: Support Reward, Support Cumulative Reward, and Total Wins Reward

1) Support Rewards

When you select “Support”, you can obtain one item from the list below.

2) Support Cumulative Rewards

You can earn preset rewards based on your total number of supports.

3) Total Win Rewards

The actual game results of your selected supported team will be reflected, and you can earn cumulative rewards based on the team’s number of wins.

* If you change your supported team, Total Win Rewards will be applied starting the following day.

ex) Supported Team: New York Yankees → Los Angeles Dodgers

   Day of change: Dodgers reach 10 wins

   Dodgers Total Win Reward (10 wins): Available the next day

8. Regular Season Pick 'em Content

- A new Pick 'em based on the 2026 MLB schedule has been added.

- Pick 'em will be available until the end of the 2026 MLB regular season.

<Schedule>

Pick 'em will run according to the schedule below.

<How to Participate>

- You can predict only one game per day from all games scheduled that day.

- The Regular Season Pick 'em is divided into six rounds.

- When a new round begins, all previous progress will be reset.

* Cancelled games will be counted as successful predictions.

<Prediction Window>

- Predictions can be made from 3:00 PM EDT until 10 minutes before the game starts.

<Rules>

- Your Pick 'em team will automatically match your Support Team.

- The Pick 'em match list will only include games involving teams from the same division as your Support Team.

> Example) Support Team: New York Yankees → Only games from AL East teams appear.

- You can make a prediction for only one game from the list. (You do not need to select a game involving your Support Team.)

- If you change your Support Team, the Pick 'em match list may also change.

> Example) 

Support Team: New York Yankees → AL East team games appear

Changed Support Team: Philadelphia Phillies → NL East team games appear

- In the Ranking tab, you can check: Prediction Success Rewards & Prediction Participation Rewards

- Rankings for Prediction Success Rewards are displayed within the division of your Support Team.

- After the Pick 'em prediction period ends, only Random Pick 'em will be available.

- When making a Random Pick 'em, you can still receive Prediction Participation Rewards, and your participation count will increase.

- However, even if the Random Pick 'em prediction succeeds, it will not count toward Prediction Success or rankings.

- Rankings for successful prediction rewards will be based on the division ranking of your supported team.

1) Pick 'em Rewards

You can participate in Pick 'em once per day and receive the following reward.

- Per attempt: Ball x30

2) Total Pick 'em Rewards

You can earn preset rewards based on your total number of Pick 'em participations.

3) Pick 'em Ranking Rewards

Rankings are determined based on the number of successful predictions during a set period.

Rewards will be granted according to your final rank after the period ends.

9. Senior Mission STEP 9

 - A new Senior Mission STEP 9 has been added to help strengthen your team.

 - STEP 9 unlocks after completing STEP 8.

 - Earn POSITION SELECTIVE TRIPLE FA SIGNATURE PACK as the final reward for completing STEP 9.

 - For more details, go to [Mission → Front Office Mission → Senior Mission].

10 2026 MLB Stadium Updates by Team

- The home stadium structures of a total of 8 MLB teams have been updated.

- Teams: BAL, CLE, KC, MIN, SD, STL, TOR, WSH

11. 2026 MLB Team Uniform Updates

- Team uniforms will be updated to reflect the 2026 MLB season.

<Preview of Updated Uniforms>

12. In-Game Animation and Other Improvements

1) ABS Challenge & Strike Zone UI Update

  - A new No-Doubt Home Run cutscene has been added.

  - A total of two challenge opportunities per game are provided, and challenges will be triggered automatically for close calls.

※The ABS Challenge will function only as a visual presentation and won’t affect gameplay. Manual challenge input will not be required.

- The previous Strike Zone UI, which displayed a slightly larger zone and required the ball to be more than 50% inside to be called a strike, has been updated.

ㆍPrevious Strike Call Criteria: A pitch is called a strike if the center of the ball is within the Strike Zone.

ㆍUpdated Strike Call Criteria: A pitch is called a strike if any part of the ball touches the Strike Zone.

→ However, the actual size of the Strike Zone used for calls remains unchanged.

- The vertical size of the Strike Zone has been improved to more realistically reflect each player's height.

2) New No-Doubt Home Run Animation

  - A new No-Doubt Home Run cutscene has been added.

Bo Bichette

Javier Báez

Shohei Ohtani

Babe Ruth

3) New Unique Faces

  - The unique face of the players listed below will be added.

Babe Ruth	Pete Alexander
Orlando Cepeda	Phil Niekro

4) New Unique Forms

  - The unique form of the pitchers below has been added.

<Batter>

Babe Ruth	Corbin Carroll
Pete Crow-Armstrong	Nick Kurtz
Cal Raleigh	Cal Raleigh
Orlando Cepeda

<Pitcher>

Babe Ruth	Pete Alexander
Phil Niekro	Chris Martin
Collin Snider	Brandon Pfaadt

13. In-Game Gameplay and UX Improvements

1) Live Synergy Balance Adjustments

2) Rival Pick and Rival Link Balance Adjustments

- The Deck Score of player cards selected as Rival Picks has been adjusted.

ㆍBefore: Deck Score 30

ㆍAfter: Deck Score 32

- The Rival Link effects have been adjusted.

ㆍBefore: Deck Score +2 (regardless of card type) / Applies max Special Training level for Special Cards.

ㆍAfter: Deck Score +4 for Season Cards, Deck Score +3 for Special Cards, and Deck Score +5 for Special Cards from the same year / Applies max Special Training level for Special Cards.

* For Special Cards, if the year does not match the current year, Deck Score +3 will be applied.

* For World Baseball Classic cards, the Deck Score +5 applies only if the year matches the current year.

8. Others

 1) Upgrade System Improvements

The Upgrade system has been improved to make success rates easier to understand.

- The success rate now increases as the OVR of Upgrade materials increases.

- A minimum success rate based on OVR requirements has been applied for each grade and Upgrade level.

- The existing Booster system has been removed, and the minimum OVR-based success rates have been increased to match the previous Booster Lv. 4 effect (1.5x).

- When using a material card with an OVR that is 40 higher than the minimum requirement, an additional success rate bonus is applied.

ex) When attempting to upgrade a Signature Card to Lv. 8 with a minimum required material OVR of 60:

OVR 99 material → Success Rate: 3.37%

OVR 100 material → Success Rate: 23.1% (significant increase at +40 OVR)

OVR 110 material → Success Rate: 23.4%

- Upgrade Cards below OVR 80 have been consolidated into 10 OVR intervals.

ㆍAffected: OVR 55, 65, 75 Upgrade Cards → OVR 60, 70, 80 Upgrade Cards

- Existing OVR 55, 65, 75 Upgrade Cards will be retroactively converted into Upgrade Cards with +5 OVR and sent to the Inbox after the v4.00.00 update.

- The images of the OVR Upgrade Cards have been updated as follows.

Category	Before	After
OVR 60 UPGRADE CARD
OVR 70 UPGRADE CARD
OVR 80 UPGRADE CARD
OVR 90 UPGRADE CARD

3) Early Game Flow Improvements

- Inconvenient elements during the process from account creation to unlocking the Manage menu have been improved.

4) Synergy Screen UI Improvements

- The screen has been divided into a Synergy tab and a Restriction tab.

- The Synergy tab displays all types of Synergies.

- The Restriction tab displays lineup placement conditions.

5) Main Player Progression Event Improvements

- You can now select one out of four Impact players, and a “BEST” label has been added next to each player card to help guide your selection.

6) HOF Card Release Event Improvements

- A “HOT” label has been added to the HOF Player list to help guide newcomers in making their selection.

7) RBI Battle Pitcher Rotation Rule Changes

- The rules for opposing pitcher substitutions during RBI Battle have been changed so that pitchers of designated roles appear in each round.

- Regardless of the batting result, pitchers assigned to each round’s designated role will appear.

< Pitcher Rotation Order >

- Rounds 1–2: SP

- Round 3: Random RP

- Round 4: Random RP

- Round 5: Random RP

- Round 6: CP

* The pitcher rotation order determined by the team batting first will be applied equally when the opposing user plays.

* For more details, please refer to the RBI Battle Mode guide.

→ RBI Battle Mode Guide: [Link]

14. Others

1) Advanced Scout Improvements

- The milestones and rewards for Advanced Scout cumulative purchase rewards have been changed.

[First Rewards]

[Repetition Rewards]

* The changes will not apply to the Advanced Scout schedule already in progress at the time of the v4.00.00 update.

* The changes will take effect starting from the Advanced Scout schedule beginning on Mar. 31, 12:00 AM EDT.

2) Normal Scout Probability Adjustments

- The probability of obtaining C-grade Season Cards has been decreased, while the probabilities for other grades have been slightly increased.

3) Menu Unlock Structure Adjustments

- Unlock conditions have been added to certain menus, including Rarity Boost, FA Contract, Workshop, Ambassador, and Position Training.

- The new lock feature added to certain menus will only apply to users who join after the v4.00.00 update.

4) UI Improvements for Certain Menus

- A close button has been added to chat notification messages.

- The font size and UI scale of chat messages have been reduced.

- The priority rules for chat notifications have been adjusted.

- Chat notification features (card brag, growth, acquisition, etc.) have been set to ON by default.

5) Senior Mission Reward Display Improvements

- The quantity of final rewards for each step of the Senior Mission is now displayed.

6) Player Index: World Baseball Classic Filter Improvements

- A year filter has been added when selecting World Baseball Classic under card types in the Player Index.

15.Skill Change System Optimization

The Skill Change system has been optimized (refactored) to improve system stability.

The optimization was carried out with the goal of maintaining the existing probability values. However, minor differences in probability values have occurred during the process.

These differences are minimal and may not be noticeable during gameplay.

Please refer to the details below for the updated probability information.

[HOF Card Skill Change]

■Previous Rates

■Updated Rates

[HOF Card Advanced Skill Change]

■Previous Rates

■Updated Rates

[HOF Card Superior Skill Change – 2nd and 3rd Slots]

■Previous Rates

■Updated Rates

[(FA) Signature Black Card Advanced Skill Change]

■Previous Rates

■Updated Rates

16. Scout & Player Pack: Player Pool Update

 - The list of players obtainable from Scouts and Player Packs has been updated.

 - Details on the list can be found in [Player Index and the Player Rates page].

We will continue to work on adding new exciting content along with balance adjustments, content rewards, and system improvements.

Thank you.