v0.8.1: Smaller Artifact balance changes:

- Ethereal chains exp requirement scaling doubled
- Hourglass sand cost doubled
- Horn of plenty food production increased by 25%

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/EtherealChains.java

@@ -295,8 +295,8 @@ public class EtherealChains extends Artifact {
 			}
 			partialCharge += levelPortion*10f;
 
-			if (exp > 100+level()*50 && level() < levelCap){
-				exp -= 100+level()*50;
+			if (exp > 100+level()*100 && level() < levelCap){
+				exp -= 100+level()*100;
 				GLog.p( Messages.get(this, "levelup") );
 				upgrade();
 			}

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/HornOfPlenty.java

@@ -222,10 +222,10 @@ public class HornOfPlenty extends Artifact {
 			
 			if (charge < chargeCap) {
 
-				//generates 0.2x max hunger value every hero level, +0.1x max value per horn level
-				//to a max of 1.2x max hunger value per hero level
-				//This means that a standard ration will be recovered in 6.67 hero levels
-				partialCharge += Hunger.STARVING * levelPortion * (0.2f + (0.1f*level()));
+				//generates 0.25x max hunger value every hero level, +0.125x max value per horn level
+				//to a max of 1.5x max hunger value per hero level
+				//This means that a standard ration will be recovered in ~5.333 hero levels
+				partialCharge += Hunger.STARVING * levelPortion * (0.25f + (0.125f*level()));
 
 				//charge is in increments of 1/10 max hunger value.
 				while (partialCharge >= Hunger.STARVING/10) {

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/TimekeepersHourglass.java

@@ -409,7 +409,7 @@ public class TimekeepersHourglass extends Artifact {
 
 		@Override
 		public int price() {
-			return 10;
+			return 20;
 		}
 	}