Thunder.

1. "Crossfire" is a first-person shooting online game developed by Smile Gate in South Korea and operated by Tencent in mainland China.

2. In the game, the player controls a gun-wielding combatant and fights with other players. The game pursues not only the thrill of shooting, but also the strategic significance brought by mutual cooperation and tacit understanding.

3. In January 2016, CrossFire was shortlisted for the top 20 games in the 2015 17173 Game Ranking. On January 17, 2018, the new mode "Sand Sea Survival" in "Cross Fire" was officially launched.

4. The muzzle flame prop is used to change the color of the flame ejected from the muzzle to make the weapon look better. Currently, it only supports changing to blue flame. The performance in the game is that the color of the muzzle is red when shooting, and the color can be changed through props. Thunder is a blue muzzle flame knife.

5. How to get thunder

First equip the thunder prop card. The thunder prop card can be purchased and obtained by participating in activities. Then there is a chance to obtain it when killing biochemical ghosts in challenge mode. Thunder character. After purchase, the equipment will be defaulted in the personal warehouse (left-click to equip or remove). The more prop cards the equipment has, the higher the probability of obtaining rare equipment. After obtaining a piece of reward equipment, a challenge item card will be consumed.