correct grammar, remove duplicate parentheses

Mage/src/mage/abilities/effects/common/ReturnToHandSourceEffect.java

@@ -57,7 +57,7 @@ public class ReturnToHandSourceEffect extends OneShotEffect {
 
     /**
      *
-     * @param fromBattlefieldOnly the object is only returned if it's on the
+     * @param fromBattlefieldOnly the object is only returned if it is on the
      * battlefield as the effect resolves
      * @param returnFromNextZone the object is only returned, if it has changed
      * the zone one time after the source ability triggered or was activated
@@ -67,7 +67,7 @@ public class ReturnToHandSourceEffect extends OneShotEffect {
         super(Outcome.ReturnToHand);
         this.fromBattlefieldOnly = fromBattlefieldOnly;
         this.returnFromNextZone = returnFromNextZone;
-        staticText = "return {this} to it's owner's hand";
+        staticText = "return {this} to its owner's hand";
     }
 
     public ReturnToHandSourceEffect(final ReturnToHandSourceEffect effect) {

Mage/src/mage/abilities/effects/common/continuous/GainAbilityControllerEffect.java

@@ -61,7 +61,10 @@ public class GainAbilityControllerEffect extends ContinuousEffectImpl {
     public GainAbilityControllerEffect(Ability ability, Duration duration) {
         super(duration, Layer.PlayerEffects, SubLayer.NA, Outcome.AddAbility);
         this.ability = ability;
-        staticText = "You have " + ability.getRule() + " " + duration.toString();
+        staticText = "You have " + ability.getRule();
+        if (!duration.toString().isEmpty()) {
+            staticText += " " + duration.toString();
+        }
     }
 
     public GainAbilityControllerEffect(final GainAbilityControllerEffect effect) {

Mage/src/mage/abilities/effects/common/search/SearchLibraryPutInHandEffect.java

@@ -122,9 +122,9 @@ public class SearchLibraryPutInHandEffect extends SearchEffect {
         sb.append(rulePrefix);
         if (target.getNumberOfTargets() == 0 && target.getMaxNumberOfTargets() > 0) {
             sb.append("up to ").append(CardUtil.numberToText(target.getMaxNumberOfTargets())).append(" ");
-            sb.append(target.getTargetName()).append(revealCards ? ", reveal them, " : "").append(" and put them into your hand");
+            sb.append(target.getTargetName()).append(revealCards ? ", reveal them," : "").append(" and put them into your hand");
         } else {
-            sb.append("a ").append(target.getTargetName()).append(revealCards ? ", reveal it, " : "").append(" and put that card into your hand");
+            sb.append("a ").append(target.getTargetName()).append(revealCards ? ", reveal it," : "").append(" and put that card into your hand");
         }
         if (forceShuffle) {
             sb.append(". Then shuffle your library");

Mage/src/mage/abilities/keyword/ConspireAbility.java

@@ -104,13 +104,13 @@ public class ConspireAbility extends StaticAbility implements OptionalAdditional
         this.conspireId = conspireId;
         switch (conspireTargets) {
             case NONE:
-                reminderText = "As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it.)";
+                reminderText = "As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it.";
                 break;
             case ONE:
-                reminderText = "As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)";
+                reminderText = "As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.";
                 break;
             case MORE:
-                reminderText = "As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it  and you may choose a new targets for the copy.)";
+                reminderText = "As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose new targets for the copy.";
                 break;
         }
         Cost cost = new TapTargetCost(new TargetControlledPermanent(2, 2, filter, true));

Mage/src/mage/abilities/keyword/MultikickerAbility.java

@@ -43,7 +43,7 @@ import mage.abilities.costs.OptionalAdditionalCost;
 public class MultikickerAbility extends KickerAbility {
 
     protected static final String MultikickerKeyword = "Multikicker";
-    protected static final String MultikickerReminder = "(You may pay an additional {cost} any number of times as you cast this spell.)";
+    protected static final String MultikickerReminder = "You may pay an additional {cost} any number of times as you cast this spell.";
 
     public MultikickerAbility(String manaString) {
        super(MultikickerKeyword, MultikickerReminder);

Mage/src/mage/abilities/keyword/RenownAbility.java

@@ -101,7 +101,7 @@ class BecomesRenownedSourceEffect extends OneShotEffect {
         // Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)
         StringBuilder sb = new StringBuilder("Renown ");
         sb.append(renownValue == Integer.MAX_VALUE ? "X" : renownValue)
-                .append(".  <i>(When this creature deals combat damage to a player, if it isn't renowned, put ")
+                .append(" <i>(When this creature deals combat damage to a player, if it isn't renowned, put ")
                 .append(renownValue == Integer.MAX_VALUE ? "X" : CardUtil.numberToText(renownValue, "a"))
                 .append(" +1/+1 counter on it and it becomes renowned.)</i>");
         return sb.toString();