add Accursed Centaur (from Onslaught), Commander Greven il-Vec (from Tempest), Kjeldoran Dead (from Ice Age), Spined Fluke (from Urza's Saga), and Vindictive Mob (from Ravnica:City of Guilds)

.gitattributes

@@ -39,6 +39,7 @@ res/cardsfolder/accelerated_mutation.txt -text svneol=native#text/plain
 res/cardsfolder/acceptable_losses.txt -text svneol=native#text/plain
 res/cardsfolder/accorders_shield.txt -text svneol=native#text/plain
 res/cardsfolder/accumulated_knowledge.txt -text svneol=native#text/plain
+res/cardsfolder/accursed_centaur.txt -text svneol=native#text/plain
 res/cardsfolder/acid_rain.txt -text svneol=native#text/plain
 res/cardsfolder/acid_web_spider.txt -text svneol=native#text/plain
 res/cardsfolder/acidic_slime.txt -text svneol=native#text/plain
@@ -940,6 +941,7 @@ res/cardsfolder/colossal_might.txt -text svneol=native#text/plain
 res/cardsfolder/combust.txt -text svneol=native#text/plain
 res/cardsfolder/command_of_unsummoning.txt -text svneol=native#text/plain
 res/cardsfolder/commander_eesha.txt -text svneol=native#text/plain
+res/cardsfolder/commander_greven_il_vec.txt -text svneol=native#text/plain
 res/cardsfolder/commune_with_nature.txt -text svneol=native#text/plain
 res/cardsfolder/composite_golem.txt -text svneol=native#text/plain
 res/cardsfolder/compulsion.txt -text svneol=native#text/plain
@@ -2720,6 +2722,7 @@ res/cardsfolder/kitsune_dawnblade.txt -text svneol=native#text/plain
 res/cardsfolder/kitsune_diviner.txt -text svneol=native#text/plain
 res/cardsfolder/kitsune_loreweaver.txt -text svneol=native#text/plain
 res/cardsfolder/kitsune_riftwalker.txt -text svneol=native#text/plain
+res/cardsfolder/kjeldoran_dead.txt -text svneol=native#text/plain
 res/cardsfolder/kjeldoran_gargoyle.txt -text svneol=native#text/plain
 res/cardsfolder/kjeldoran_javelineer.txt -text svneol=native#text/plain
 res/cardsfolder/kjeldoran_outpost.txt -text svneol=native#text/plain
@@ -4667,6 +4670,7 @@ res/cardsfolder/spinal_villain.txt -text svneol=native#text/plain
 res/cardsfolder/spincrusher.txt -text svneol=native#text/plain
 res/cardsfolder/spindrift_drake.txt -text svneol=native#text/plain
 res/cardsfolder/spined_basher.txt -text svneol=native#text/plain
+res/cardsfolder/spined_fluke.txt -text svneol=native#text/plain
 res/cardsfolder/spined_sliver.txt -text svneol=native#text/plain
 res/cardsfolder/spined_wurm.txt -text svneol=native#text/plain
 res/cardsfolder/spineless_thug.txt -text svneol=native#text/plain
@@ -5450,6 +5454,7 @@ res/cardsfolder/vigilant_drake.txt -text svneol=native#text/plain
 res/cardsfolder/village_elder.txt -text svneol=native#text/plain
 res/cardsfolder/villainous_ogre.txt -text svneol=native#text/plain
 res/cardsfolder/vindicate.txt -text svneol=native#text/plain
+res/cardsfolder/vindictive_mob.txt -text svneol=native#text/plain
 res/cardsfolder/vine_trellis.txt -text svneol=native#text/plain
 res/cardsfolder/vinelasher_kudzu.txt -text svneol=native#text/plain
 res/cardsfolder/vintara_snapper.txt -text svneol=native#text/plain

res/cardsfolder/accursed_centaur.txt

@@ -0,0 +1,8 @@
+Name:Accursed Centaur
+ManaCost:B
+Types:Creature Zombie Centaur
+Text:When CARDNAME enters the battlefield, sacrifice a creature.
+PT:2/2
+SVar:Rarity:Common
+SVar:Picture:http://www.wizards.com/global/images/magic/general/accursed_centaur.jpg
+End

res/cardsfolder/commander_greven_il_vec.txt

@@ -0,0 +1,9 @@
+Name:Commander Greven il-Vec
+ManaCost:3 B B B
+Types:Legendary Creature Human Warrior
+Text:When CARDNAME enters the battlefield, sacrifice a creature.
+PT:7/5
+K:Fear
+SVar:Rarity:Rare
+SVar:Picture:http://www.wizards.com/global/images/magic/general/commander_greven_il_vec.jpg
+End

res/cardsfolder/kjeldoran_dead.txt

@@ -0,0 +1,9 @@
+Name:Kjeldoran Dead
+ManaCost:B
+Types:Creature Skeleton
+Text:When CARDNAME enters the battlefield, sacrifice a creature.
+PT:3/1
+A:AB$Regenerate|Cost$B|SpellDescription$Regenerate CARDNAME.
+SVar:Rarity:Common
+SVar:Picture:http://www.wizards.com/global/images/magic/general/kjeldoran_dead.jpg
+End

res/cardsfolder/spined_fluke.txt

@@ -0,0 +1,9 @@
+Name:Spined Fluke
+ManaCost:2 B
+Types:Creature Worm Horror
+Text:When CARDNAME enters the battlefield, sacrifice a creature.
+PT:5/1
+A:AB$Regenerate|Cost$B|SpellDescription$Regenerate CARDNAME.
+SVar:Rarity:Uncommon
+SVar:Picture:http://www.wizards.com/global/images/magic/general/spined_fluke.jpg
+End

res/cardsfolder/vindictive_mob.txt

@@ -0,0 +1,9 @@
+Name:Vindictive Mob
+ManaCost:4 B B
+Types:Creature Human Berserker
+Text:When CARDNAME enters the battlefield, sacrifice a creature.
+PT:5/5
+K:CARDNAME can't be blocked by Saprolings.
+SVar:Rarity:Uncommon
+SVar:Picture:http://www.wizards.com/global/images/magic/general/vindictive_mob.jpg
+End

src/forge/CardFactory_Creatures.java

@@ -13430,6 +13430,53 @@ public class CardFactory_Creatures {
         }//*************** END ************ END **************************
         
         
+        //*************** START *********** START **************************
+        else if(cardName.equals("Accursed Centaur") || cardName.equals("Commander Greven il-Vec") ||
+        		cardName.equals("Kjeldoran Dead") || cardName.equals("Spined Fluke") ||
+        		cardName.equals("Vindictive Mob")) {
+        	
+        	final Command comesIntoPlay = new Command() {
+				private static final long serialVersionUID = -6986957647765851979L;
+				final Player player = card.getController();
+        		public void execute() {
+        			CardList type = AllZoneUtil.getCreaturesInPlay(player);
+
+        			if( player.isComputer()) {
+        				if( type.size() > 0 ) {
+        					Card sac = CardFactoryUtil.AI_getWorstCreature(type);
+        					AllZone.GameAction.sacrifice(sac);
+        				}
+        				else {
+        					AllZone.GameAction.sacrifice(card);
+        				}
+        			}
+        			else { //this is the human resolution
+        				Input target = new Input() {
+							private static final long serialVersionUID = 2795318747338985959L;
+							public void showMessage() {
+        						AllZone.Display.showMessage(cardName+" - Select a creature to sacrifice");
+        						ButtonUtil.enableOnlyCancel();
+        					}
+        					public void selectButtonCancel() {
+        						AllZone.GameAction.sacrifice(card);
+        						stop();
+        					}
+        					public void selectCard(Card c, PlayerZone zone) {
+        						if(zone.is(Constant.Zone.Battlefield, card.getController()) && c.isCreature()) {
+        							AllZone.GameAction.sacrifice(c);
+        							stop();
+        						}
+        					}//selectCard()
+        				};//Input
+        				AllZone.InputControl.setInput(target);
+        			}
+        		}
+        	};
+
+        	card.addComesIntoPlayCommand(comesIntoPlay);
+        }//*************** END ************ END **************************
+               
+        
         if(hasKeyword(card, "Level up") != -1 && hasKeyword(card, "maxLevel") != -1)
         {
         	int n = hasKeyword(card, "Level up");

src/forge/CombatUtil.java

@@ -285,6 +285,10 @@ public class CombatUtil {
         		return false;
         }
         
+        if(attacker.getKeyword().contains("CARDNAME can't be blocked by Saprolings.")) {
+        	if(blocker.isType("Saproling")) return false;
+        }
+        
         if(attacker.getKeyword().contains("Intimidate")) {
             if(!blocker.getType().contains("Artifact") && !attacker.sharesColorWith(blocker)) return false;
         }