From f7173459b97cd61fac31d6be5e8e3103e9e3f04f Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Thu, 11 Jun 2020 19:45:29 -0400
Subject: [PATCH] Implemented Volcanic Salvo

---
 Mage.Sets/src/mage/cards/v/VolcanicSalvo.java | 83 +++++++++++++++++++
 Mage.Sets/src/mage/sets/CoreSet2021.java      |  1 +
 2 files changed, 84 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/v/VolcanicSalvo.java

diff --git a/Mage.Sets/src/mage/cards/v/VolcanicSalvo.java b/Mage.Sets/src/mage/cards/v/VolcanicSalvo.java
new file mode 100644
index 00000000000..7c17f54e1dd
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/v/VolcanicSalvo.java
@@ -0,0 +1,83 @@
+package mage.cards.v;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.DamageTargetEffect;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.target.common.TargetCreatureOrPlaneswalker;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class VolcanicSalvo extends CardImpl {
+
+    public VolcanicSalvo(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{10}{R}{R}");
+
+        // This spell costs {X} less to cast, where X is the total power of creatures you control.
+        this.addAbility(new SimpleStaticAbility(Zone.ALL, new VolcanicSalvoCostReductionEffect()));
+
+        // Volcanic Salvo deals 6 damage to each of up to two target creatures and/or planeswalkers.
+        this.getSpellAbility().addEffect(new DamageTargetEffect(6)
+                .setText("{this} deals 6 damage to each of up to two target creatures and/or planeswalkers")
+        );
+        this.getSpellAbility().addTarget(new TargetCreatureOrPlaneswalker(0, 2));
+    }
+
+    private VolcanicSalvo(final VolcanicSalvo card) {
+        super(card);
+    }
+
+    @Override
+    public VolcanicSalvo copy() {
+        return new VolcanicSalvo(this);
+    }
+}
+
+class VolcanicSalvoCostReductionEffect extends CostModificationEffectImpl {
+
+    VolcanicSalvoCostReductionEffect() {
+        super(Duration.WhileOnStack, Outcome.Benefit, CostModificationType.REDUCE_COST);
+        staticText = "This spell costs {X} less to cast, where X is the total power of creatures you control";
+    }
+
+    private VolcanicSalvoCostReductionEffect(final VolcanicSalvoCostReductionEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        int reductionAmount = game.getBattlefield()
+                .getAllActivePermanents(
+                        StaticFilters.FILTER_PERMANENT_CREATURE, source.getControllerId(), game
+                ).stream()
+                .map(Permanent::getPower)
+                .mapToInt(MageInt::getValue)
+                .sum();
+        CardUtil.reduceCost(abilityToModify, Math.max(0, reductionAmount));
+        return true;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        return abilityToModify instanceof SpellAbility
+                && abilityToModify.getSourceId().equals(source.getSourceId())
+                && game.getCard(abilityToModify.getSourceId()) != null;
+    }
+
+    @Override
+    public VolcanicSalvoCostReductionEffect copy() {
+        return new VolcanicSalvoCostReductionEffect(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/CoreSet2021.java b/Mage.Sets/src/mage/sets/CoreSet2021.java
index eb75b80dd87..18036aff0f8 100644
--- a/Mage.Sets/src/mage/sets/CoreSet2021.java
+++ b/Mage.Sets/src/mage/sets/CoreSet2021.java
@@ -144,6 +144,7 @@ public final class CoreSet2021 extends ExpansionSet {
         cards.add(new SetCardInfo("Valorous Steed", 42, Rarity.COMMON, mage.cards.v.ValorousSteed.class));
         cards.add(new SetCardInfo("Village Rites", 126, Rarity.COMMON, mage.cards.v.VillageRites.class));
         cards.add(new SetCardInfo("Vito, Thorn of the Dusk Rose", 127, Rarity.RARE, mage.cards.v.VitoThornOfTheDuskRose.class));
+        cards.add(new SetCardInfo("Volcanic Salvo", 172, Rarity.RARE, mage.cards.v.VolcanicSalvo.class));
         cards.add(new SetCardInfo("Vryn Wingmare", 43, Rarity.UNCOMMON, mage.cards.v.VrynWingmare.class));
         cards.add(new SetCardInfo("Warden of the Woods", 213, Rarity.UNCOMMON, mage.cards.w.WardenOfTheWoods.class));
         cards.add(new SetCardInfo("Wildwood Patrol", 339, Rarity.COMMON, mage.cards.w.WildwoodPatrol.class));