<i>KartRider Rush</i>+, the popular racing game from Nexon, has opened registration for its&nbsp;fourth esports program in Southeast Asia,&nbsp;<b>Race Master SEA Tournament 2021: Blazing Track</b>.&nbsp;The tournament will afford spots to 512 racers from five countries in Southeast Asia: Thailand, Indonesia, Philippines, Singapore and Malaysia. Players will compete in the difficult âSpeed Soloâ mode for the chance to win from a pool of over static $2,300 USD, as well as exclusive in-game p