import mods.zenstages.ZenStager;
import mods.zenstages.Stage;
import crafttweaker.events.IEventManager;

mods.DimensionStages.addDimensionStage("nether", -1);
mods.DimensionStages.addDimensionStage("end", 1);
mods.DimensionStages.addDimensionStage("twilight", 7);
mods.DimensionStages.addDimensionStage("aether", 4);

events.onPlayerPickupItem(function(event as crafttweaker.event.PlayerPickupItemEvent){
        if (<item:minecraft:obsidian> has event.item){
            event.player.addGameStage("nether");
        }
    }
);