diff --git a/forge-ai/src/main/java/forge/ai/ability/ChooseCardAi.java b/forge-ai/src/main/java/forge/ai/ability/ChooseCardAi.java
index 9218875ee94..13dd7ccbec8 100644
--- a/forge-ai/src/main/java/forge/ai/ability/ChooseCardAi.java
+++ b/forge-ai/src/main/java/forge/ai/ability/ChooseCardAi.java
@@ -18,6 +18,7 @@ import forge.game.card.Card;
 import forge.game.card.CardCollection;
 import forge.game.card.CardCollectionView;
 import forge.game.card.CardLists;
+import forge.game.card.CardPredicates;
 import forge.game.card.CardPredicates.Presets;
 import forge.game.card.CounterType;
 import forge.game.combat.Combat;
@@ -230,6 +231,13 @@ public class ChooseCardAi extends SpellAbilityAi {
                 Collections.reverse(creats);
                 choice = creats.get(0);
             }
+        } else if ("NegativePowerFirst".equals(logic)) {
+            Card lowest = Aggregates.itemWithMin(options, CardPredicates.Accessors.fnGetNetPower);
+            if (lowest.getNetPower() <= 0) {
+                choice = lowest;
+            } else {
+                choice = ComputerUtilCard.getBestCreatureAI(options);
+            }
         } else if ("TangleWire".equals(logic)) {
             CardCollectionView betterList = CardLists.filter(options, new Predicate<Card>() {
                 @Override
diff --git a/forge-game/src/main/java/forge/game/ability/effects/ChooseCardEffect.java b/forge-game/src/main/java/forge/game/ability/effects/ChooseCardEffect.java
index 73c151afb87..0c6aa92634c 100644
--- a/forge-game/src/main/java/forge/game/ability/effects/ChooseCardEffect.java
+++ b/forge-game/src/main/java/forge/game/ability/effects/ChooseCardEffect.java
@@ -9,8 +9,10 @@ import forge.game.card.CardCollection;
 import forge.game.card.CardCollectionView;
 import forge.game.card.CardFactoryUtil;
 import forge.game.card.CardLists;
+import forge.game.card.CardPredicates;
 import forge.game.card.CardPredicates.Presets;
 import forge.game.player.Player;
+import forge.game.player.PlayerActionConfirmMode;
 import forge.game.spellability.SpellAbility;
 import forge.game.spellability.TargetRestrictions;
 import forge.game.zone.ZoneType;
@@ -87,6 +89,32 @@ public class ChooseCardEffect extends SpellAbilityEffect {
                         }
                     }
                 }
+            } else if (sa.hasParam("WithTotalPower")){
+                final int totP = AbilityUtils.calculateAmount(host, sa.getParam("WithTotalPower"), sa);
+                CardCollection creature = new CardCollection(p.getCreaturesInPlay());
+                CardCollection chosenPool = new CardCollection();
+                int chosenP = 0;
+                while (!creature.isEmpty()) {
+                    if (Aggregates.min(creature, CardPredicates.Accessors.fnGetNetPower) + chosenP > totP) {
+                        break;
+                    }
+                    Card c = p.getController().chooseSingleEntityForEffect(creature, sa, 
+                            "Select a card\r\n(Selected:" + chosenPool + ")\r\n" + "(Total Power: " + chosenP + ")", true);
+                    if (c == null) {
+                        if (p.getController().confirmAction(sa, PlayerActionConfirmMode.OptionalChoose, "Cancel Choose?")) {
+                            break;
+                        }
+                    } else {
+                        chosenP += c.getNetPower();
+                        if (chosenP <= totP) {
+                            chosenPool.add(c);
+                            creature.remove(c);
+                        } else {
+                            break;
+                        }
+                    }
+                }
+                chosen.addAll(chosenPool);
             } else if ((tgt == null) || p.canBeTargetedBy(sa)) {
                 if (sa.hasParam("AtRandom") && !choices.isEmpty()) {
                     Aggregates.random(choices, validAmount, chosen);
diff --git a/forge-game/src/main/java/forge/game/player/PlayerActionConfirmMode.java b/forge-game/src/main/java/forge/game/player/PlayerActionConfirmMode.java
index 2caf2ff3a5d..19f66c5017e 100644
--- a/forge-game/src/main/java/forge/game/player/PlayerActionConfirmMode.java
+++ b/forge-game/src/main/java/forge/game/player/PlayerActionConfirmMode.java
@@ -12,6 +12,7 @@ public enum PlayerActionConfirmMode {
     ChangeZoneFromAltSource,
     ChangeZoneGeneral,
     BidLife,
+    OptionalChoose,
     Tribute;
     // Ripple;
     
diff --git a/forge-gui/res/cardsfolder/upcoming/awakened_amalgam.txt b/forge-gui/res/cardsfolder/upcoming/awakened_amalgam.txt
new file mode 100644
index 00000000000..1c443b67270
--- /dev/null
+++ b/forge-gui/res/cardsfolder/upcoming/awakened_amalgam.txt
@@ -0,0 +1,8 @@
+Name:Awakened Amalgam
+ManaCost:4
+Types:Artifact Creature Golem
+PT:*/*
+S:Mode$ Continuous | EffectZone$ All | CharacteristicDefining$ True | SetPower$ X | SetToughness$ X | Description$ CARDNAME's power and toughness are each equal to the number of differently named lands you control.
+SVar:X:Count$DifferentCardNames_Land.YouCtrl+inZoneBattlefield
+SVar:Picture:http://www.wizards.com/global/images/magic/general/awakened_amalgam.jpg
+Oracle:Awakened Amalgam's power and toughness are each equal to the number of differently named lands you control.
\ No newline at end of file
diff --git a/forge-gui/res/cardsfolder/upcoming/slaughter_the_strong.txt b/forge-gui/res/cardsfolder/upcoming/slaughter_the_strong.txt
new file mode 100644
index 00000000000..4022eaae51e
--- /dev/null
+++ b/forge-gui/res/cardsfolder/upcoming/slaughter_the_strong.txt
@@ -0,0 +1,10 @@
+Name:Slaughter the Strong
+ManaCost:1 W W
+Types:Sorcery
+A:SP$ RepeatEach | Cost$ 1 W W | RepeatPlayers$ Player | RepeatSubAbility$ ChooseCrtr | SubAbility$ SacAllOthers | SpellDescription$ Each player chooses any number of creatures he or she controls with total power 4 or less, then sacrifices all other creatures he or she controls.
+SVar:ChooseCrtr:DB$ ChooseCard | Defined$ Player.IsRemembered | Choices$ Creature.RememberedPlayerCtrl | WithTotalPower$ 4 | RememberChosen$ True | AILogic$ NegativePowerFirst
+SVar:SacAllOthers:DB$ SacrificeAll | ValidCards$ Creature.IsNotRemembered | SubAbility$ DBCleanup
+SVar:DBCleanup:DB$ Cleanup | ClearRemembered$ True
+SVar:RemAIDeck:True
+SVar:Picture:http://www.wizards.com/global/images/magic/general/slaughter_the_strong.jpg
+Oracle:Each player chooses any number of creatures he or she controls with total power 4 or less, then sacrifices all other creatures he or she controls.
\ No newline at end of file