Complex sentence: Smash and Grab is a 3 vs 3 game mode in which players try to collect crystals which spawn from a mine in the middle of the map once every 5-6 seconds.
Split into simpler sentences: Smash and Grab is a 3 vs 3 game mode in which players try to collect crystals. The crystals spawn from a mine in the middle of the map once every 5-6 seconds.