Dunric's Ring: Dunric's ring is found on the corpse of a human in the first level. Its use is not initially apparent, but if you can find Dunric, he might appreciate having his ring returned.
Water: Found in level one, this item can offer you some healing. It also has a secondary use, so if you're tempted to use it right away, you may want to reconsider. Additional water is found in level five, which refills health and stops toxic effects of the shrinking potion.
Spores: The spores are found in the first level. They grow in soft dirt, causing mushrooms to sprout. Their toxic infection is dangerous to all living things in the room where they sprout.
Bait: Found in a chest in level one, the bait can be used to attract animals. It is needed in level four.
Note: A note is found in level one that warns you of the shades. A note is included with the worm sensor in level five, giving you the directions through the worm room.
Map: This map shows you the locations of the pit traps in level one. It is missing in some versions of the game.
The Amulet: The amulet found in the first level contains a hidden power that is capable of severe destruction if you read the runes on it. It also possesses some reflectivity.
Door Key: A door key is found in level one, on the corpse of a fallen goblin, which opens a door near the end of the level. Another key is found in level two, in the hand of the dying Goblin King. It opens the last door of the level. A key if found on the corpse of one of the two flying creatures in level five which opens the door into the worm room.
Gem: In level two, three gems are needed to unlock the path to the next level. In level three, a gem is found in the room of spikes, which is needed to travel through the beam of light to the level exit.
Rock: In level two, one of the tree gems is contained within a rock. However, it is useless until something is found that will dissolve the rock from the gem.
Anti-Slime Potion: The shopkeeper sells this to you in level two. It can be applied to your boots to temporarily protect you from slime attacks.
Dust of Compliance: This dust is found on the corpse of a goblin in level two. When sprinkled into the air, nearby individuals will turn from adversarial to helpful.
Flask: Found on the ground in level three, this contains poison and has no use. Don't drink it.
Muscle Potion: Found on the corpse of the third troll past the Goblin King in level three, it temporarily gives you more physical damage in battle.
The Magic Carpet: In level four, you use this carpet to avoid being eaten by worms that peek out of the floor. Flying over flame jets is not advised.
Ana's Ring & Note: Found in level four, the note states the ring found with it comes from Ana's father. Return the ring to her in the same level to receive a helpful hint and change the game's ending.
Cup of Coffee: Hidden along the walls in the room with many flame jets in level four, the cup of coffee can be given to the programmers to receive the B.O. Bomb.
Shrinking Potion: Found in level five, this potion allows you to shrink in order to fit through a crack in the wall. It is somewhat poisonous, but water will prevent these effects and also heal you.
Worm Sensor: Found in a chest in level five, this item can be activated to work for a fixed amount of time. It pings at a higher rate whenever you are close to worms in the worm room, allowing you to travel in a safe path when combined with the directions included with it.
B.O. Bomb: By trading the Cup of Coffe to the programmers found in level five, you receive this item. It allows you to avoid the two battles in level seven. It does not appear in all versions of the game.
Alcohol: Found in level six, this alcohol can actually cause your character to become drunk. Also, it can be used to dissolve certain substances.