of Flats and Textures seen in the Green Hill Zone Theme, which is commonly used in grasslands and areas based on Green Hill Zone from Sonic the Hedgehog . Base Flats Textures GHZFLR07 GHZWAL06 GHZFLR0C GHZWAL07 GRASS2 GHZWALL6 GRASS3 GHZWALL7 GRNLITE1 GHZWALLC GRSWALL Rocks Flats Textures GATE2 GHZWAL01 GHZROCKF GHZWAL08 GHZWALL1 Totem Poles