Hello, Home Run Clash here.
Below are the details for the v4.18.0 update.

▶ New Legendary Grade Skill Added
- The new "COMBO BURST" skill has been added.
* Unlocks as obtainable when Baobab Stadium has been unlocked.
1) The new "Burst" hit is added when COMBO BURST is equipped.
2) Additional combo is earned depending on the accuracy of the home run.
: Additional combo is earned proportionally to the skill level on a Perfect, Critical, or Burst hit.
: A skill debuff cancel effect activates on a Burst hit.

▶ New Artifact Added
- New "GOLDEN KEY" and "TREASURE MAP" artifacts have been added.
- The following attributes are applied.
1) GOLDEN KEY : POWER / CONTACT
: GOLDEN KEY has three add-ons from the start.
2) TREASURE MAP : POWER / IMPACT
- How to acquire artifacts
: GOLDEN KEY - Purchase either the Limited Artifact Package or Step by Step Package.
: TREASURE MAP - Open the Normal Artifact Chest.

▶ New Style Outfit in stock
- MAX NEWTON : EINSTEIN

▶ Error Resolved
- Fixed an issue where the OBJ occasionally is not hit despite Liner being activated in the OBJ's direction.

▶ Shop Improvement
- Free Ball acquirement improved
: Free Balls can now be received four times instead of once.
- New package item's added
- Products Improvements

We will do out best to make Home Run Clash an even better experience.
Thank you.