CLASS btg net/minecraft/entity/boss/dragon/EnderDragonSpawnState
FIELD a START Lbtg;
FIELD b PREPARE_CREATE_SPIKES Lbtg;
FIELD c CREATE_SPIKES Lbtg;
FIELD d SPAWN_DRAGON Lbtg;
FIELD e END Lbtg;
METHOD a run (Lur;Lbth;Ljava/util/List;ILet;)V