diff --git a/bin/back b/bin/back
index 771d208..e925c87 100755
Binary files a/bin/back and b/bin/back differ
diff --git a/obj/display.o b/obj/display.o
index 83d2b20..1e30822 100644
Binary files a/obj/display.o and b/obj/display.o differ
diff --git a/obj/generation.o b/obj/generation.o
index 190e2c3..1522e82 100644
Binary files a/obj/generation.o and b/obj/generation.o differ
diff --git a/obj/main.o b/obj/main.o
index 2db11d0..09401d0 100644
Binary files a/obj/main.o and b/obj/main.o differ
diff --git a/obj/menus.o b/obj/menus.o
index 5b5e92d..1ccf337 100644
Binary files a/obj/menus.o and b/obj/menus.o differ
diff --git a/obj/move.o b/obj/move.o
index e8aed8a..ec193d9 100644
Binary files a/obj/move.o and b/obj/move.o differ
diff --git a/src/display.c b/src/display.c
index 81d19ef..f75d47f 100644
--- a/src/display.c
+++ b/src/display.c
@@ -143,7 +143,8 @@ void gl_renderCube(cube_0* c, double offx, double offy, double offz) {
     glUniformMatrix4fv(loc_view, 1, GL_FALSE, (float*)view);
     glUniformMatrix4fv(loc_proj, 1, GL_FALSE, (float*)projection);
 
-    glUniform4f(loc_frag, c->red/255.0f, c->green/255.0f, c->blue/255.0f, 1.0f);
+    glUniform4f(loc_frag, c->red/255.0f, c->green/255.0f, c->blue/255.0f, 1.0f*((float)HD_mult)+(is_HD==1)*0.05f*((float)sin(sim_time*2.0)));
+    //glUniform4f(loc_frag, c->red/255.0f, c->green/255.0f, c->blue/255.0f, 1.0f);
     glUniformMatrix2fv(loc_tex_tr, 1, GL_FALSE, (float*)texShift);
 
     glDrawArrays(GL_TRIANGLES, 0, 36);
diff --git a/src/generation.c b/src/generation.c
index 9b81a7c..10cdf31 100644
--- a/src/generation.c
+++ b/src/generation.c
@@ -725,6 +725,7 @@ void parse_one_room(int id, char* filename) {
             int freq = read_int(ptr);
 
             pool[id].area->ents[k]->metai1 = freq;
+            pool[id].area->ents[k]->metai2 = 0;
         } else if(entry->id == 15) {
             // gun
             double vx = read_float(ptr);
diff --git a/src/main.c b/src/main.c
index f3e0a09..11dc22f 100644
--- a/src/main.c
+++ b/src/main.c
@@ -720,33 +720,6 @@ int main_alt() {
         gl_renderProj();
         //printf("4\n"); fflush(stdout);
 
-        /*if(is_DT + is_HR + is_FL >= 1) {
-            md_dir0[0] = sinf((float)(rot_hz)) * cosf((float)(rot_vt));
-            md_dir0[1] = -sinf((float)(rot_vt));
-            md_dir0[2] = cosf((float)(rot_hz)) * cosf((float)(rot_vt));
-        
-            glm_vec3_normalize(md_dir0); // Normalize to unit length
-            glm_vec3_add((vec3){(float)camx, (float)camy, (float)camz}, md_dir0, md_direction);
-
-            fill_cube_0(modCube, md_direction[0], md_direction[1], md_direction[2], 0.2f, 0.2f, 0.2f, -rot_hz, 0.0, 255, 255, 255);
-
-            if(is_DT == 1) {
-                glBindTexture(GL_TEXTURE_2D, textures[15]);
-                gl_renderCube(modCube, 0.0, 0.0, 0.0);
-                modCube->y += 0.2;
-            }
-            if(is_HR == 1) {
-                glBindTexture(GL_TEXTURE_2D, textures[16]);
-                gl_renderCube(modCube, 0.0, 0.0, 0.0);
-                modCube->y += 0.2;
-            }
-            if(is_FL == 1) {
-                glBindTexture(GL_TEXTURE_2D, textures[17]);
-                gl_renderCube(modCube, 0.0, 0.0, 0.0);
-                modCube->y += 0.2;   
-            }
-        }*/
-
         // draw data
         glUseProgram(shaderProgramR);
         glBindVertexArray(RVAO);
@@ -754,6 +727,7 @@ int main_alt() {
         gl_drawInteger(shaderProgramR, (int)(1.0f/(real_T)), 0.0f, -0.92f, 0.05, 32, 255, 32, 0.005, -1);
         gl_drawInteger(shaderProgramR, triCount, 0.0f, 0.92f, 0.04f, 128, 128, 128, 0.005f, 1);
         gl_drawData(shaderProgramR);
+        gl_drawString(shaderProgramR, modString, -0.9f, -0.9f, 0.04f, 255, 255, 255, 0.004f, 1);
 
         //dpstst(shaderProgramR);
 
diff --git a/src/menus.c b/src/menus.c
index 5a60d5c..eb16ea5 100644
--- a/src/menus.c
+++ b/src/menus.c
@@ -28,10 +28,16 @@ int is_DT = 0;
 int is_HR = 0;
 int is_FL = 0;
 int is_SD = 0;
+int is_HD = 0;
+
+int modCount = 0;
 
 double time_dilation = 1.0;
 double damage_scaling = 1.0;
 double bounding_mult = 1.0;
+double HD_mult = 1.0;
+
+char* modString;
 
 static mat4 scale, slide;
 void initMenus() {
@@ -44,6 +50,9 @@ void initMenus() {
     rectDefault[15] =  0.5f; rectDefault[16] = -0.5f; rectDefault[17] = -0.99f;
 
     incr = 0.0f;
+
+    modString = malloc(sizeof(char)*30);
+    modString[0] = '\0';
 }
 
 void gl_drawRect(unsigned int fragShader, float x, float y, float w, float h, int r, int g, int b) {
@@ -407,6 +416,7 @@ void gl_drawString(unsigned int fragShader, char* str, float x, float y, float s
     int i = len-1;
     while(i >= 0) {
         gl_drawChar(fragShader, c, curx, y, size, r, g, b, width);
+        gl_drawSymbol(fragShader, c, curx, y, size, r, g, b, width, NULL);
         curx -= (size+4*width);
         i -= 1;
         c = str[i];
@@ -924,24 +934,55 @@ double bounding_mult = 1.0;
 
 void update_values(void* arg) {
     time_dilation = 1.0+0.5*(is_DT==1);
-    damage_scaling = 1.0+8.0*(is_HR==1);
+    damage_scaling = 1.0+5.0*(is_HR==1);
     bounding_mult = 1.0-0.93*(is_FL==1);
+    HD_mult = 1.0-0.95*(is_HD==1);
     if(is_SD) {
         player_hp = 1;
     } else {
         player_hp = 1000;
     }
+    modCount = is_DT+is_HR+is_HD+is_SD+is_FL;
+    
+    int i = 0;
+    if(modCount != 0) {
+        modString[i] = '+'; i += 1;
+    }
+    
+    if(is_HD) { 
+        modString[i] = 'H'; i += 1;
+        modString[i] = 'D'; i += 1;
+    }
+    if(is_DT) { 
+        modString[i] = 'D'; i += 1;
+        modString[i] = 'T'; i += 1;
+    }
+    if(is_HR) { 
+        modString[i] = 'H'; i += 1;
+        modString[i] = 'R'; i += 1;
+    }
+    if(is_SD) { 
+        modString[i] = 'S'; i += 1;
+        modString[i] = 'D'; i += 1;
+    }
+    if(is_FL) { 
+        modString[i] = 'F'; i += 1;
+        modString[i] = 'L'; i += 1;
+    }
+    modString[i] = '\0';
 }
 
 int build_mod_menu() {
     int modMenuId = interface_create("mods", 200, 200, 200, -1.0, 0.7, 2.0, 0.3);
 
-    int btnDT = button_create_onoff("double time", 96,210,210, -0.25f,  0.25f, 0.5f, 0.2f, SET_VAR, &is_DT, 0, 1, INT, NULL, NULL);
-    int btnHR = button_create_onoff("hard rock",  210, 96, 96, -0.25f, -0.05f, 0.5f, 0.2f, SET_VAR, &is_HR, 0, 1, INT, NULL, NULL);
-    int btnFL = button_create_onoff("flashlight",  32, 32, 32, -0.25f, -0.35f, 0.5f, 0.2f, SET_VAR, &is_FL, 0, 1, INT, NULL, NULL);
-    int btnSD = button_create_onoff("sudden death",210,210,32, -0.25f, -0.65f, 0.5f, 0.2f, SET_VAR, &is_SD, 0, 1, INT, NULL, NULL);
-    int exit = button_create_onoff("exit",     128, 128, 128, -0.25f, -0.95f, 0.5f, 0.2f, WARP, &welcome_start_i, 0, 1, INT, update_values, NULL);
+    int btnHD = button_create_onoff("hidden",       255,255,0, -0.2f,  0.3f , 0.4f, 0.2f, SET_VAR, &is_HD, 0, 1, INT, NULL, NULL);
+    int btnDT = button_create_onoff("double time", 96,210,210, -0.2f,  0.05f, 0.4f, 0.2f, SET_VAR, &is_DT, 0, 1, INT, NULL, NULL);
+    int btnHR = button_create_onoff("hard rock",  210, 96, 96, -0.2f, -0.2f , 0.4f, 0.2f, SET_VAR, &is_HR, 0, 1, INT, NULL, NULL);
+    int btnFL = button_create_onoff("flashlight",  32, 32, 32, -0.2f, -0.45f, 0.4f, 0.2f, SET_VAR, &is_FL, 0, 1, INT, NULL, NULL);
+    int btnSD = button_create_onoff("sudden death",210,210,32, -0.2f, -0.7f , 0.4f, 0.2f, SET_VAR, &is_SD, 0, 1, INT, NULL, NULL);
+    int exit = button_create_onoff("exit",      128, 128, 128, -0.2f, -0.95f, 0.4f, 0.2f, WARP, &welcome_start_i, 0, 1, INT, update_values, NULL);
 
+    interface_link_button(modMenuId, btnHD);
     interface_link_button(modMenuId, btnDT);
     interface_link_button(modMenuId, btnHR);
     interface_link_button(modMenuId, btnFL);
diff --git a/src/move.c b/src/move.c
index 70a82d1..f5bbe34 100644
--- a/src/move.c
+++ b/src/move.c
@@ -464,6 +464,8 @@ void movePlayerG(float dtime) {
     camvy -= gravity_factor*dtime;
     bool isfalling = camvy < 0.0;
 
+    double oldvy = camvy;
+
     double delx = camvx*dtime;
     double dely = camvy*dtime;
     double delz = camvz*dtime;
@@ -490,6 +492,10 @@ void movePlayerG(float dtime) {
     //printf("%lf | %lf | %lf\n\n", camvx, camvy, camvz);
     if(isfalling && camvy > 0.0) {
         njumps = 1;
+        printf("%lf\n", absf(oldvy));
+        if(is_HR==1 && absf(oldvy) >= 15.0) {
+            player_hp -= (int)(0.75*absf(oldvy));
+        }
     }
     camx += camvx*dtime;
     camy += camvy*dtime;
@@ -508,7 +514,11 @@ void movePlayerG(float dtime) {
         camvz = 0.0;
         player_chx = 0;
         player_chy = 0;
-        player_hp -= 250;
+        if(is_HR==1) {
+            player_hp = 0;
+        } else {
+            player_hp -= 250;
+        }
         current_room = hashtbl_find_opt(visited, player_chx, player_chy);
         resetProj();
     }
diff --git a/src/structure.h b/src/structure.h
index a45d87b..f113977 100644
--- a/src/structure.h
+++ b/src/structure.h
@@ -210,6 +210,11 @@ extern int creativeIntID;
 extern double time_dilation; extern int is_DT;
 extern double damage_scaling; extern int is_HR;
 extern double bounding_mult; extern int is_FL;
+extern double HD_mult; extern int is_HD;
 extern int is_SD;
 
+extern int modCount;
+
+extern char* modString;
+
 #endif
\ No newline at end of file