Genericize Target Adjusters (#12107)

* Create generic X MV adjuster

* Update XTargetsAdjuster

* Create DynamicValueTargetsAdjuster to replace VerseCounterAdjuster

* Convert XTargetsAdjuster to use DynamicValueTargetsAdjuster

* Genericize MV target adjuster

* Converting custom classes for A and B cards, fix Back in Town to only target creature cards

* Add Power and Toughness target adjusters, C cards

* Set up and use Monstrosity X DynamicValue

* Move Scry amount dynamic value to common, add D and E cards

* Convert F to I cards

* Cards K-M

* N, O cards

* Cards O-R

* S cards (check Scrap Welder)

* Cards T - Z

* Rename target adjusters

* Add filter messages, don't add 0 count targets

* Clear blueprint targets (just in case), fix target names, Temporal Firestorm is not target

* Requested renames

* Aether Burst is "up to"

* Review fixes

* Add new cards, add source to dynamic value calculation

Mage/src/main/java/mage/abilities/dynamicvalue/common/GetMonstrosityXValue.java

@@ -0,0 +1,41 @@
+package mage.abilities.dynamicvalue.common;
+
+import mage.abilities.Ability;
+import mage.abilities.common.BecomesMonstrousSourceTriggeredAbility;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.game.Game;
+
+
+/**
+ * Monstrosity X
+ *
+ * @author notgreat
+ */
+public enum GetMonstrosityXValue implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        if (sourceAbility instanceof BecomesMonstrousSourceTriggeredAbility) {
+            return ((BecomesMonstrousSourceTriggeredAbility) sourceAbility).getMonstrosityValue();
+        } else {
+            throw new IllegalArgumentException("Trying to get Monstrosity X value with non-Monstrosity sourceAbility "+sourceAbility.getClass().getName());
+        }
+    }
+
+    @Override
+    public GetMonstrosityXValue copy() {
+        return GetMonstrosityXValue.instance;
+    }
+
+    @Override
+    public String toString() {
+        return "X";
+    }
+
+    @Override
+    public String getMessage() {
+        return "";
+    }
+}

Mage/src/main/java/mage/abilities/dynamicvalue/common/GetScryAmount.java

@@ -0,0 +1,39 @@
+package mage.abilities.dynamicvalue.common;
+
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.game.Game;
+
+
+/**
+ * @author notgreat
+ */
+public enum GetScryAmount implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return sourceAbility
+                .getEffects()
+                .stream()
+                .mapToInt(thisEffect -> (Integer) thisEffect.getValue("amount"))
+                .findFirst()
+                .orElse(0);
+    }
+
+    @Override
+    public GetScryAmount copy() {
+        return GetScryAmount.instance;
+    }
+
+    @Override
+    public String getMessage() {
+        return "card looked at while scrying this way";
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+}