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diff --git a/bin/domain/Dice.class b/bin/domain/Dice.class
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diff --git a/bin/domain/Hand.class b/bin/domain/Hand.class
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diff --git a/lib/junit-platform-console-standalone-1.11.0-M1.jar b/lib/junit-platform-console-standalone-1.11.0-M1.jar
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diff --git a/src/domain/Box.java b/src/domain/Box.java
new file mode 100644
index 0000000..7dc3e71
--- /dev/null
+++ b/src/domain/Box.java
@@ -0,0 +1,276 @@
+package domain;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class Box {
+
+    private int categoryOne;
+    private int categoryTwo;
+    private int categoryThree;
+    private int categoryFour;
+    private int categoryFive;
+    private int categorySix;
+    private int categorySeven;
+    private int categoryEight;
+
+    private Integer setCategoryOne;
+    private Integer setCategoryTwo;
+    private Integer setCategoryThree;
+    private Integer setCategoryFour;
+    private Integer setCategoryFive;
+    private Integer setCategorySix;
+    private Integer setCategorySeven;
+    private Integer setCategoryEight;
+
+    private int categoryTripleMatch;
+    private int categoryFourOfAKind;
+    private int categoryFullHouse;
+    private int categorySmallStreet;
+    private int categoryBigStreet;
+    private int categoryYahtzee;
+    private int categoryChance;
+    private int categoryR2D2;
+
+    private Integer setCategoryTripleMatch;
+    private Integer setCategoryFourOfAKind;
+    private Integer setCategoryFullHouse;
+    private Integer setCategorySmallStreet;
+    private Integer setCategoryBigStreet;
+    private Integer setCategoryYahtzee;
+    private Integer setCategoryChance;
+    private Integer setCategoryR2D2;
+
+    private int counter[] = new int[8];
+
+    public void evaluateUpperBoxOptions(ArrayList<Integer> diceNumbers) {
+
+        if (diceNumbers.contains(1))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 1)
+                    this.categoryOne += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(2))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 2)
+                    this.categoryTwo += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(3))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 3)
+                    this.categoryThree += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(4))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 4)
+                    this.categoryFour += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(5))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 5)
+                    this.categoryFive += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(6))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 6)
+                    this.categorySix += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(7))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 7)
+                    this.categorySeven += diceNumbers.get(i);
+            }
+        else if (diceNumbers.contains(8))
+            for (int i = 0; i < diceNumbers.size(); i++) {
+                if (diceNumbers.get(i) == 8)
+                    this.categoryEight += diceNumbers.get(i);
+            }
+    }
+
+    public void evaluateLowerBoxOptions(ArrayList<Integer> diceNumbers) {
+        int sumOfAllNumbers = 0;
+
+        for (int i = 0; i < diceNumbers.size(); i++) {
+            if (diceNumbers.get(i) == 1)
+                counter[0]++;
+            else if (diceNumbers.get(i) == 2)
+                counter[1]++;
+            else if (diceNumbers.get(i) == 3)
+                counter[2]++;
+            else if (diceNumbers.get(i) == 4)
+                counter[3]++;
+            else if (diceNumbers.get(i) == 5)
+                counter[4]++;
+            else if (diceNumbers.get(i) == 6)
+                counter[5]++;
+            else if (diceNumbers.get(i) == 7)
+                counter[6]++;
+            else if (diceNumbers.get(i) == 8)
+                counter[7]++;
+        }
+
+        for (int i = 0; i < diceNumbers.size(); i++) {
+            sumOfAllNumbers += diceNumbers.get(i);
+        }
+
+        categoryChance = sumOfAllNumbers;
+
+        for (int i = 0; i < counter.length; i++) {
+            if (counter[i] >= 3)
+                categoryTripleMatch = sumOfAllNumbers;
+            if (counter[i] >= 4)
+                categoryFourOfAKind = sumOfAllNumbers;
+            if (counter[i] == 5) {
+                categoryYahtzee = 50;
+            }
+            for (int s = 0; s < counter.length; s++) {
+                if (counter[i] == 3 && counter[s] == 2)
+                    categoryFullHouse = 25;
+            }
+
+        }
+
+        for (int i = 0; i < 6; i++) {
+
+            if (counter[i] == 1 && counter[i + 1] == 1 && counter[i + 2] == 1)
+                categorySmallStreet = 30;
+
+        }
+
+        for (int i = 0; i < 5; i++) {
+
+            if (counter[i] == 1 && counter[i + 1] == 1 && counter[i + 2] == 1 && counter[i + 3] == 1)
+                categoryBigStreet = 40;
+
+        }
+
+        if (counter[0] == 1 && counter[1] == 2 && counter[3] == 1 && counter[7] == 1)
+            categoryR2D2 = 42;
+
+    }
+
+    public void evaluateBoxOptions(ArrayList<Integer> diceNumbers) {
+
+        evaluateUpperBoxOptions(diceNumbers);
+        evaluateLowerBoxOptions(diceNumbers);
+
+    }
+
+    public ArrayList<String> giveAllOptions() {
+        ArrayList<String> res = new ArrayList<>();
+        if (categoryOne > 0 && (setCategoryOne == null))
+            res.add("categoryOne: " + categoryOne);
+        if (categoryTwo > 0 && (setCategoryTwo == null))
+            res.add("categoryTwo: " + categoryTwo);
+        if (categoryThree > 0 && (setCategoryThree == null))
+            res.add("categoryThree: " + categoryThree);
+        if (categoryFour > 0 && (setCategoryFour == null))
+            res.add("categoryFour: " + categoryFour);
+        if (categoryFive > 0 && (setCategoryFive == null))
+            res.add("categoryFive: " + categoryFive);
+        if (categorySix > 0 && (setCategorySix == null))
+            res.add("categorySix: " + categorySix);
+        if (categorySeven > 0 && (setCategorySeven == null))
+            res.add("categorySeven: " + categorySeven);
+        if (categoryEight > 0 && (setCategoryEight == null))
+            res.add("categoryEight: " + categoryEight);
+        if (categoryTripleMatch > 0 && (setCategoryTripleMatch == null))
+            res.add("categoryTrippleMatch: " + categoryTripleMatch);
+        if (categoryFourOfAKind > 0 && (setCategoryFourOfAKind == null))
+            res.add("categoryFourOfAKind: " + categoryFourOfAKind);
+        if (categoryFullHouse > 0 && (setCategoryFullHouse == null))
+            res.add("categoryFullHouse: " + categoryFullHouse);
+        if (categorySmallStreet > 0 && (setCategorySmallStreet == null))
+            res.add("categorySmallStreet: " + categorySmallStreet);
+        if (categoryBigStreet > 0 && (setCategoryBigStreet == null))
+            res.add("categoryBigStreet: " + categoryBigStreet);
+        if (categoryYahtzee > 0)
+            res.add("categoryYahtzee: " + categoryYahtzee);
+        if (categoryChance > 0 && (setCategoryChance == null))
+            res.add("categoryChance: " + categoryChance);
+        if (categoryR2D2 > 0 && (setCategoryR2D2 == null))
+            res.add("categoryR2D2: " + categoryR2D2);
+
+        if (res.isEmpty())
+            res.add("No options left");
+
+        return res;
+
+    }
+
+    public void selectOption(String option) {
+
+        if (option.equals("categoryOne"))
+            setCategoryOne = categoryOne;
+        else if (option.equals("categoryTwo"))
+            setCategoryTwo = categoryTwo;
+        else if (option.equals("categoryThree"))
+            setCategoryThree = categoryThree;
+        else if (option.equals("categoryFour"))
+            setCategoryFour = categoryFour;
+        else if (option.equals("categoryFive"))
+            setCategoryFive = categoryFive;
+        else if (option.equals("categorySix"))
+            setCategorySix = categorySix;
+        else if (option.equals("categorySeven"))
+            setCategorySeven = categorySeven;
+        else if (option.equals("categoryEight"))
+            setCategoryEight = categoryEight;
+        else if (option.equals("categoryTripleMatch"))
+            setCategoryTripleMatch = categoryTripleMatch;
+        else if (option.equals("categoryFourOfAKind"))
+            setCategoryFourOfAKind = categoryFourOfAKind;
+        else if (option.equals("categoryFullHouse"))
+            setCategoryFullHouse = categoryFullHouse;
+        else if (option.equals("categorySmallStreet"))
+            setCategorySmallStreet = categorySmallStreet;
+        else if (option.equals("categoryBigStreet"))
+            setCategoryBigStreet = categoryBigStreet;
+        else if (option.equals("categoryYahtzee")) {
+            if (setCategoryYahtzee > 0) {
+                setCategoryYahtzee += 50;
+                if (counter[0] == 5)
+                    setCategoryOne = 5;
+                else if (counter[1] == 5)
+                    setCategoryTwo = 10;
+                else if (counter[2] == 5)
+                    setCategoryThree = 15;
+                else if (counter[3] == 5)
+                    setCategoryFour = 20;
+                else if (counter[4] == 5)
+                    setCategoryFive = 25;
+                else if (counter[5] == 5)
+                    setCategorySix = 30;
+                else if (counter[6] == 5)
+                    setCategorySeven = 35;
+                else if (counter[7] == 5)
+                    setCategoryEight = 40;
+            } else
+                setCategoryYahtzee = categoryYahtzee;
+
+        } else if (option.equals("categoryChance"))
+            setCategoryChance = categoryChance;
+        else if (option.equals("categoryR2D2"))
+            setCategoryR2D2 = categoryR2D2;
+
+    }
+
+    public void resetOptions() {
+
+        categoryOne = categoryTwo = categoryThree = categoryFour = categoryFive = categorySix = categorySeven = categoryEight = categoryTripleMatch = categoryFourOfAKind = categoryFullHouse = categorySmallStreet = categoryBigStreet = categoryYahtzee = categoryChance = categoryR2D2 = 0;
+
+        Arrays.fill(counter, 0);
+
+    }
+
+    public int returnTotalPoints() {
+
+        return setCategoryOne + setCategoryTwo + setCategoryThree + setCategoryFour + setCategoryFive
+                + setCategorySix + setCategorySeven + setCategoryEight + setCategoryTripleMatch + setCategoryFourOfAKind
+                + setCategoryFullHouse + setCategorySmallStreet + setCategoryBigStreet + setCategoryYahtzee
+                + setCategoryChance
+                + setCategoryR2D2;
+
+    }
+
+}
diff --git a/src/domain/Dice.java b/src/domain/Dice.java
new file mode 100644
index 0000000..dbce06c
--- /dev/null
+++ b/src/domain/Dice.java
@@ -0,0 +1,36 @@
+package domain;
+
+public class Dice {
+
+    private int diceNumber;
+    private String savedGamemode;
+
+    public Dice(String gamemode) {
+        this.savedGamemode = gamemode;
+        if (gamemode.equals("Normal") || gamemode.equals("StarWarsDay"))
+            this.diceNumber = (int) Math.random() * 6 + 1;
+        else if (gamemode.equals("Special8"))
+            this.diceNumber = (int) Math.random() * 8 + 1;
+    }
+
+    public Dice(String gamemode, int diceNumber) {
+        this.savedGamemode = gamemode;
+        this.diceNumber = diceNumber;
+    }
+
+    public void rerollDice() {
+
+        if (this.savedGamemode.equals("Normal") || this.savedGamemode.equals("StarWarsDay"))
+            this.diceNumber = (int) Math.random() * 6 + 1;
+        else if (this.savedGamemode.equals("Special8"))
+            this.diceNumber = (int) Math.random() * 8 + 1;
+
+    }
+
+    public int getDiceNumber() {
+
+        return this.diceNumber;
+
+    }
+
+}
diff --git a/src/domain/Hand.java b/src/domain/Hand.java
new file mode 100644
index 0000000..c7843fe
--- /dev/null
+++ b/src/domain/Hand.java
@@ -0,0 +1,99 @@
+package domain;
+
+import java.util.ArrayList;
+
+public class Hand {
+
+    private ArrayList<Dice> dices = new ArrayList<>(5);
+    private ArrayList<Dice> lockedInDices;
+    private int leftRolls = 2;
+    private String savedGamemode;
+
+    public Hand(String gamemode) {
+
+        this.savedGamemode = gamemode;
+
+        for (int i = 0; i < dices.size(); i++) {
+
+            dices.add(i, new Dice(gamemode));
+
+        }
+    }
+
+    public void lockInDice(int dice) {
+
+        for (int i = 0; i < this.dices.size(); i++) {
+
+            if (this.dices.get(i).getDiceNumber() == dice) {
+                this.dices.remove(i);
+                this.lockedInDices.add(new Dice(savedGamemode, dice));
+            }
+
+        }
+
+    }
+
+    public void lockInDices(int... dices) {
+
+        for (int i = 0; i < dices.length; i++) {
+            lockInDice(dices[i]);
+        }
+    }
+
+    public void rollDices() {
+
+        if (this.leftRolls > 0)
+            for (int i = 0; i < this.dices.size(); i++) {
+                this.dices.get(i).rerollDice();
+            }
+
+        leftRolls--;
+    }
+
+    public ArrayList<Integer> getAllDiceNumbers() {
+        ArrayList<Integer> res = new ArrayList<>();
+
+        for (int i = 0; i < this.dices.size(); i++) {
+
+            res.add(this.dices.get(i).getDiceNumber());
+
+        }
+        for (int i = 0; i < this.lockedInDices.size(); i++) {
+
+            res.add(this.lockedInDices.get(i).getDiceNumber());
+
+        }
+        return res;
+
+    }
+
+    public ArrayList<Integer> getFreeDiceNumbers() {
+        ArrayList<Integer> res = new ArrayList<>();
+
+        for (int i = 0; i < this.dices.size(); i++) {
+
+            res.add(this.dices.get(i).getDiceNumber());
+
+        }
+
+        return res;
+
+    }
+
+    public ArrayList<Integer> getLockedInDiceNumbers() {
+        ArrayList<Integer> res = new ArrayList<>();
+
+        for (int i = 0; i < this.lockedInDices.size(); i++) {
+
+            res.add(this.lockedInDices.get(i).getDiceNumber());
+
+        }
+        return res;
+
+    }
+
+    public int getLeftRolls() {
+
+        return this.leftRolls;
+    }
+}
diff --git a/src/domain/YahtzeeSheet.java b/src/domain/YahtzeeSheet.java
deleted file mode 100644
index 50b7085..0000000
--- a/src/domain/YahtzeeSheet.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package domain;
-public class YahtzeeSheet {
-    public static void main(String[] args) throws Exception {
-        System.out.println("Hello, World!");
-    }
-}