Prontera Culvert area 4 prt_sewb4 Dungeon Midgard Prontera CulvertWorld map: Lv 8~35Monsters Lv 4–56 N 200 × 200 cells · Warp portals: 1 On the world map: Prontera Culvert F4 (Midgard) Map rules No memo Bosses of the map 1 Golden Thief Bug MVP Lv 64×1⟳ 1 h – 1 h 10 Monsters 6 Thief Bug Egg Lv 4×10 Thief Bug Lv 6×20 Thief Bug Female Lv 10×20 Thief Bug Male Lv 19×70 Drainliar Lv 24×20 Cramp Lv 56×5 Exits 1 Prontera Culvert area 3prt_sewb3 Dungeon