Implement Villainous Choice mechanic (#11304)

* [WHO] Implement Great Intelligence's Plan

* [WHO] Implement The Valeyard

* add comment for villainous choice event

Mage/src/main/java/mage/choices/VillainousChoice.java

@@ -0,0 +1,40 @@
+package mage.choices;
+
+import mage.abilities.Ability;
+import mage.game.Game;
+import mage.players.Player;
+
+import java.util.Objects;
+import java.util.Optional;
+
+/**
+ * @author TheElk801
+ */
+public abstract class VillainousChoice {
+
+    private final String rule;
+    private final String message;
+
+    protected VillainousChoice(String rule, String message) {
+        this.rule = rule;
+        this.message = message;
+    }
+
+    public abstract boolean doChoice(Player player, Game game, Ability source);
+
+    public String getRule() {
+        return rule;
+    }
+
+    public String getMessage(Game game, Ability source) {
+        if (!message.contains("{controller}")) {
+            return message;
+        }
+        String controllerName = Optional
+                .ofNullable(game.getPlayer(source.getControllerId()))
+                .filter(Objects::nonNull)
+                .map(Player::getName)
+                .orElse("Opponent");
+        return message.replace("{controller}", controllerName);
+    }
+}