+#ifdef ACID_ROLL
+ case Xacid_1:
+ case Xacid_2:
+ case Xacid_3:
+ case Xacid_4:
+ case Xacid_5:
+ case Xacid_6:
+ case Xacid_7:
+ case Xacid_8:
+ cave[x][y] = Yemerald_eB;
+ next[x][y] = Xblank;
+ if (cave[x+2][y-1] == Xblank)
+ cave[x+2][y-1] = Xsplash_e;
+ if (cave[x][y-1] == Xblank)
+ cave[x][y-1] = Xsplash_w;
+ play_element_sound(x, y, SOUND_acid, Xacid_1);
+ return;
+#endif
+