UpgradeWave uw = (UpgradeWave) w;
for (Player p : arena.getPlayersInArena()) {
String className = arena.getArenaPlayer(p).getArenaClass().getLowercaseName();
uw.grantItems(arena, p, className);
uw.grantItems(arena, p, "all");
}
}
/**
* Check if the wave is clear for new spawns.