Levelcodes:
01: FIRST
02: SMART
03: PHOTON
04: PICK
05: SHOVEL
06: HELMET
07: FLOOD
08: ELEVATOR
09: SHAFT
10: ANVIL
11: SLIDE
12: RIVER
13: CAVERN
14: ROPES
15: ABYSS
16: CHEST
17: CANDLE
18: OIL
19: BEAMS
20: SLIME
21: CRYSTALS
22: MUD
23: DIRT
24: STRUCTURE
25: FOILAGE
26: MAZE
27: DARKNESS
28: BOTTLE
29: HAMMER
30: CHISEL
31: DRAINAGE
32: CEILING
33: PLATEAU
34: COBWEBS
35: FOSSIL
36: POWER
37: HUMIDITY
38: GROUND
39: ETERNAL
40: ORB
41: PEDESTAL
42: CRACKS
43: VEIN
44: LORRY
45: TORN
46: MINERALS
47: DUNGEON
48: CRYPT
49: SLIPPERY
50: EVIL