KOR Guide 👉 보석 업그레이드

You can use three (3) gems of the same level to obtain a gem of the next level.

1️⃣ Select the 3 Gems that you want to upgrade. (Gems equipped on your Vehicle are not included in the displayed total number.)

2️⃣ Select 3 Gems and tap the 'Gem Upgrade' button at the bottom once it becomes active. (You can use Booster items when upgrading to increase the chance of success.)

3️⃣ After verifying the cost of upgrading the Gem, click the 'Confirm' button to proceed with the Upgrade. (Depending on the situation, both XPER and PER tokens or only one of the two may be required to proceed.)

1️⃣ Gem Upgrade Success Rate

• The Gem Upgrade will either be a success or a failure. The chance of success is determined by the level of the Gem.
• When upgrading, you can use Booster items to enhance the chance of success. ∙ Using an Upgrade Booster increases the success rate by 20%. ∙ Using an Upgrade Super Booster guarantees success.

2️⃣ Gem Stats

• Each Gem color has different stats, the higher the level, the higher the stat value.
• There are two types of gems for each color: + type and % type.

① Red

• % Type : The Vehicle’s Speed stat is increased by N%.

• • Type: The Vehicle's Speed stat increases by N points.

② Green

• % Type : The Vehicle’s Luck stat is increased by N%.

• • Type : The Vehicle's Luck stat increases by N points.

③ Yellow

• % Type : The Vehicle’s Energy stat is increased by N%.

• • Type : The Vehicle's Energy stat increases by N points.

④ Blue

• % Type : The Vehicle’s Durability stat is increased by N%.

• • Type : The Vehicle's Durability stat increases by N points.

3️⃣ How to Acquire Gems

• You can loot Gems from Special Boxes. (Special Boxes can be obtained together with additional items based on probability during game play.)

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