[C16] Added the cards with the undaunted keyword.

Mage/src/main/java/mage/abilities/keyword/UndauntedAbility.java

@@ -0,0 +1,78 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mage.abilities.keyword;
+
+import mage.Mana;
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.constants.CostModificationType;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.game.Game;
+
+/**
+ *
+ * @author LevelX2
+ */
+public class UndauntedAbility extends SimpleStaticAbility {
+
+    public UndauntedAbility() {
+        super(Zone.ALL, new UndauntedEffect());
+        setRuleAtTheTop(true);
+    }
+
+    public UndauntedAbility(final UndauntedAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public SimpleStaticAbility copy() {
+        return new UndauntedAbility(this);
+    }
+
+}
+
+class UndauntedEffect extends CostModificationEffectImpl {
+
+    public UndauntedEffect() {
+        super(Duration.Custom, Outcome.Benefit, CostModificationType.REDUCE_COST);
+        staticText = "undaunted <i>(This spell costs {1} less to cast for each opponent.)</i>";
+    }
+
+    public UndauntedEffect(final UndauntedEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        SpellAbility spellAbility = (SpellAbility) abilityToModify;
+        Mana mana = spellAbility.getManaCostsToPay().getMana();
+        if (mana.getGeneric() > 0) {
+            int count = game.getOpponents(source.getControllerId()).size();
+            int newCount = mana.getGeneric() - count;
+            if (newCount < 0) {
+                newCount = 0;
+            }
+            mana.setGeneric(newCount);
+            spellAbility.getManaCostsToPay().load(mana.toString());
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        return abilityToModify instanceof SpellAbility && abilityToModify.getSourceId().equals(source.getSourceId());
+    }
+
+    @Override
+    public UndauntedEffect copy() {
+        return new UndauntedEffect(this);
+    }
+}