diff --git a/AI toolbox text.pdf b/AI toolbox text.pdf
new file mode 100644
index 0000000..8f903d5
Binary files /dev/null and b/AI toolbox text.pdf differ
diff --git a/astar.py b/astar.py
index f017985..a30f782 100644
--- a/astar.py
+++ b/astar.py
@@ -73,8 +73,14 @@ def _is_occupied(self, cell_coord):
 
     def _add_swamp(self, mouse_pos):
         """ Adds a swamp tile in the cell that mouse_pos indicates """
-        # insert swamp code here.
-        pass
+        swamp_coord = (mouse_pos[0]//50, mouse_pos[1]//50)
+        if self._is_occupied(swamp_coord):
+            if self.actors[swamp_coord].removable:
+                self.actors.pop(swamp_coord, None)
+        elif swamp_coord != self.cake.cell_coordinates:
+            swamp = ObstacleTile(swamp_coord, self, './images/swamp.jpg',
+                                is_unpassable=False, terrain_cost=3)
+            self.actors[swamp_coord] = swamp
 
     def _add_lava(self, mouse_pos):
         """ Adds a lava tile in the cell that mouse_pos indicates """
@@ -108,14 +114,16 @@ def main_loop(self):
                 elif event.type is pygame.MOUSEBUTTONDOWN:
                     if self.add_tile_type == 'lava':
                         self._add_lava(event.pos)
-                    # insert swamp code here
+                    if self.add_tile_type == 'swamp':
+                        self._add_swamp(event.pos)
                 elif event.type is pygame.KEYDOWN:
                     if event.key == pygame.K_SPACE:
                         self.paul.run_astar(self.cake.cell_coordinates, self)
                         self.paul.get_path()
-                    elif event.key == pygame.K_l:
+                    if event.key == pygame.K_l:
                         self.add_tile_type = 'lava'
-                    # insert swamp code here
+                    if event.key == pygame.K_s:
+                        self.add_tile_type = 'swamp'
 
 
 class Actor(object):
@@ -168,9 +176,9 @@ def f_cost(self):
 
     def draw(self):
         COST_TO_DRAW = ''
-        # COST_TO_DRAW = self.g_cost
-        # COST_TO_DRAW = self.h_cost
-        # COST_TO_DRAW = self.f_cost
+        #COST_TO_DRAW = self.g_cost
+        #COST_TO_DRAW = self.h_cost
+        COST_TO_DRAW = self.f_cost
         line_width = 2
         rect = pygame.Rect(self.coordinates, self.dimensions)
         pygame.draw.rect(self.draw_screen, self.color, rect, line_width)
@@ -197,14 +205,33 @@ def get_open_adj_coords(self, coords):
             open, and not in the closed list. """
         # modify directions and costs as needed
         directions = [(1, 0), (0, 1), (-1, 0), (0, -1)]
+        directions_diagonal = [(1,1), (1,-1), (-1,1), (-1,-1)]
+        directions_jump = [(2, 0), (0, 2), (-2, 0), (0, -2)]
+
         all_adj = [self.world._add_coords(coords, d) for d in directions]
+        all_adj_diagonal = [self.world._add_coords(coords, d) for d in directions_diagonal]
+        all_adj_jump = [self.world._add_coords(coords, d) for d in directions_jump]
+
         in_bounds = [self.is_valid(c) for c in all_adj]
+        in_bounds_diagonal = [self.is_valid(c) for c in all_adj_diagonal]
+        in_bounds_jump = [self.is_valid(c) for c in all_adj_jump]
+
         costs = []
         open_adj = []
         for i, coord in enumerate(all_adj):
             if(in_bounds[i]):
                 costs.append(1 + self.world.get_terrain_cost(coord))
                 open_adj.append(coord)
+
+        for i, coord in enumerate(all_adj_diagonal):
+            if(in_bounds_diagonal[i]):
+                costs.append(3 + self.world.get_terrain_cost(coord))
+                open_adj.append(coord)
+
+        for i, coord in enumerate(all_adj_jump):
+            if(in_bounds_jump[i]):
+                costs.append(8 + self.world.get_terrain_cost(coord))
+                open_adj.append(coord)
         return open_adj, costs
 
     def is_valid(self, coord):
diff --git a/screenshots/all implemented - f printed.PNG b/screenshots/all implemented - f printed.PNG
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index 0000000..5a267ea
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diff --git a/screenshots/diagonal.PNG b/screenshots/diagonal.PNG
new file mode 100644
index 0000000..6537b82
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diff --git a/screenshots/jump.PNG b/screenshots/jump.PNG
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index 0000000..00c362a
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diff --git a/screenshots/print f.PNG b/screenshots/print f.PNG
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index 0000000..c57af9e
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diff --git a/screenshots/print g.PNG b/screenshots/print g.PNG
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index 0000000..6391df4
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diff --git a/screenshots/print h new.PNG b/screenshots/print h new.PNG
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index 0000000..15c9a2e
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