http://breezewiki.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad.onion/minecraft/wiki/Raid
They then spread out and move toward the village. Once all raiders are killed, there is a 15-second cooldown before the next wave. However, if the last raider happens to move outside a spherical radius of 112 blocks from raid center, or the entire wave spawns outside that radius (which can happen with large differences in Y-level), then the next wave spawns immediately.