 | Red Worker Ant | | Creatures | 1 |
 | Red Worker Ant Wall Mount | A wall-mounted trophy of a hard-earned kill. Activate to receive a temporary damage bonus against this creature. | Building & Utilities | |
 | Repair Glue | This stuff sticks to anything! Can repair weapons and armor. | Materials | 2 |
 | Repair Tool Wall Mount | A replica of the repair tool used to fix up damaged structures. | Building & Utilities | |
 | Rewound Tape Cassette | A classic tape cassette, rewound the old fashioned way by a true connoisseur. | Key Items | |
 | Roach Chestplate | A bulky chestplate made from thick roach chunks, optimized for fighter survival. | Armor | 2 |
 | Roach Chunk | A chunk of cockroach. It may be gross, but its toughness earns your respect. | Materials | 2 |
 | Roach Club | A one-handed spiked club optimized for crushing. | Weapons | 2 |
 | Roach Greaves | Dense greaves reinforced with bug rubber. Perfect for fighters that hate getting kicked in the shins. | Armor | 2 |
 | Roach Head | The decapitated head of a cockroach. Even like this, it's likely to survive for weeks. | Materials | 2 |
 | Roach Helmet | A durable fighter helmet fashioned from a roach head. Melee attacks will draw ire from foes. | Armor | 2 |
 | Roach Milk | Everything about these protein-rich crystals scream you should not eat this. But you could... | Consumables | 2 |
| Roach Rage | A shrunken roach head, still yearning for battle! | Trinkets | 2 |
 | Roasting Spit | A spit for roasting and illuminating the darkness. You can tell food is ready when it looks tasty. | Building & Utilities | |
 | Rocky Rounds | These pebblet rounds were smoothed with bug acid to be more aerodynamic. They pack a punch and push their targets back. | Ammo & Throwables | 1 |
 | Roof Corner | A corner roof thatched with clover leaves. | Building & Utilities | |
 | Roof Int. Corner | An interior corner roof thatched with clover leaves. | Building & Utilities | |
 | Roof Sq. Corner | A squared corner clover roof piece. | Building & Utilities | |
 | Router | A logic device for routing signals in Playground Mode. | Building & Utilities | |
 | Rust | A fleck of oxidization found mostly on metal that's exposed to the elements. | Materials | 3 |
 | Rust Beetle | A relative of the bombardier beetle with a pyromaniac bent. Can drop rust beetle parts and the highly volatile boiling gland on death. | Key Items | |
 | Rust Beetle | A relative of the bombardier beetle with a pyromaniac bent. Can drop rust beetle parts and the highly volatile boiling gland on death. | Key Items | |
 | Rust Beetle | | Creatures | 3 |
 | Rust Beetle Parts | A collection of durable rust beetle parts. | Materials | 3 |
 | Rust Beetle Wall Mount | A wall-mounted trophy of a hard-earned kill. Activate to receive a temporary damage bonus against this creature. | Building & Utilities | |
 | Rusty Boots | A pair of tang resistant boots made from chrysalis leather. | Armor | 3 |
 | Rusty Circlet | A horned crown set with a sour glob. | Armor | 3 |
 | Rusty Robes | Mage robes made of chrysalis leather and a jeweled sour glob. | Armor | 3 |
 | Rusty Spear | A bacterially infectious spear crafted from sharp flakes of rust. | Weapons | 3 |
 | S'mores | The classic chocolate treat smushed with a perfectly toasted marshmallow. Who says desert doesn't count as a meal? | Consumables | 3 |
| Sabotaged Meter | Same as the other one, but the Stranger disabled this one and stole the needle? | Key Items | |
 | Salt Arrow | A simple arrow that deals salty damage. | Ammo & Throwables | 2 |
 | Salt Shard | A clean piece of salt that's surprisingly sharp. Shouldn't be eaten by itself, but it's a great flavor enhancement ingredient in meals. | Materials | 2 |
 | Sandy Blossom | A refreshing drink that adds some zest to your adventure. | Consumables | 0 |
| Sandy Blossom | A refreshing drink that adds some zest to your adventure. | Consumables | 0 |
 | Sap | A combustible, sticky goo that oozes from roots and fallen branches. | Materials | 1 |
 | Sap Bandage | Help your Buggy buddy out of a sticky situation. Buggies recover health over time, but it stops working if they take damage. | Consumables | 1 |
 | Sap Catcher | Attach this to sap-producing roots and branches for more convenient harvesting. | Building & Utilities | |
 | Sap Sconce | A simple wall mounted torch. Convenient and efficient! | Building & Utilities | |
 | Sappy Rounds | These gooey rounds are perfect for slowing down enemy crawlers while giving them a salty sizzle. | Ammo & Throwables | 2 |
