For other years of releases, see Rare Item Monday.
Below is the list of all Rare Item Monday (RIM) releases that were available for purchase sometime during the year of 2018:
| Release Date | Rare Items | Members-Only? | |
|---|---|---|---|
| January 1, 2018 | Rare New Year's Party Hat | 
|
Yes |
| January 8, 2018 | Rare Old Winter Boots | 
|
Yes |
| January 15, 2018 | Rare Snowflake Tiara | 
|
Yes |
| January 22, 2018 | Rare Snow Hat | 
|
Yes |
| January 29, 2018 | Rare Icicle Horn | 
|
No |
| February 5, 2018 | Rare Heart Wand | 
|
Yes |
| February 12, 2018 | Rare Cupid's Bow And Arrow | 
|
Yes |
| February 19, 2018 | Rare Heart Boots | 
|
Yes |
| February 26, 2018 | Rare Heart Mittens | 
|
Yes |
| March 5, 2018 | Rare Clover Leg Warmers | 
|
Yes |
| March 12, 2018 | Rare Clover Bracelet | 
|
No |
| March 19, 2018 | Rare Flapper Hat | 
|
Yes |
| March 26, 2018 | Rare Old Top Hat | 
|
Yes |
| April 2, 2018 | Rare Dizzy Stars | 
|
Yes |
| April 9, 2018 | Rare Frying Pan Hat | 
|
Yes |
| April 16, 2018 | Rare Ballet Shoes | 
|
Yes |
| April 23, 2018 | Rare Fez | 
|
No |
| April 30, 2018 | Rare Infinity Glasses | 
|
Yes |
| May 7, 2018 | Rare Emerald Ring | 
|
Yes |
| May 14, 2018 | Rare Turtle Shell | 
|
Yes |
| May 21, 2018 | Rare Soccer Ball Mask | 
|
Yes |
| May 28, 2018 | Rare Fang Necklace | 
|
Yes |
| June 4, 2018 | Rare Straw Hat | 
|
No |
| June 11, 2018 | Rare Rainbow Scales | 
|
Yes |
| June 18, 2018 | Rare Flowered Cape | 
|
Yes |
| June 25, 2018 | Rare Safari Hat | 
|
Yes |
| July 2, 2018 | Rare Lionfish Armor | 
|
Yes |
| July 9, 2018 | Rare Squid Hat | 
|
No |
| July 16, 2018 | Rare Lionfish Helmet | 
|
Yes |
| July 23, 2018 | Rare Sunshine Galoshes | 
|
Yes |
| July 30, 2018 | Rare Rainbow Wristbands | 
|
Yes |
| August 6, 2018 | Rare Epic Egyptian Hat | 
|
Yes |
| August 13, 2018 | Rare Bee Antennae | 
|
No |
| August 20, 2018 | Rare Cactus Hat | 
|
Yes |
| August 27, 2018 | Rare Silk Scarf | 
|
Yes |
| September 3, 2018 | Rare Superhero Mask | 
|
Yes |
| September 10, 2018 | Rare Winged Collar | 
|
Yes |
| September 17, 2018 | Rare Frog Hat | 
|
Yes |
| September 24, 2018 | Rare Striped Bow Tie | 
|
Yes |
| October 1, 2018 | Rare Scary Robot Mask | 
|
Yes |
| October 8, 2018 | Rare Box Head | 
|
No |
| October 15, 2018 | Rare Spooky Happy Cat Hat | 
|
Yes |
| October 22, 2018 | Rare Flaming Crown | 
|
Yes |
| October 29, 2018 | Rare Flaming Jack 'O Lantern Mask | 
|
Yes |
| November 5, 2018 | Rare Acorn Hat | 
|
Yes |
| November 12, 2018 | Rare Leaf Pattern Skirt | 
|
Yes |
| November 19, 2018 | Rare Plaid Blanket | 
|
No |
| November 26, 2018 | Rare Fall Designer Skirt | 
|
Yes |
| December 3, 2018 | Rare Fluffy Shoes | 
|
Yes |
| December 10, 2018 | Rare Yeti Claws | 
|
Yes |
| December 17, 2018 | Rare Jamaaliday Tail Ribbons | 
|
Yes |
| December 24, 2018 | Rare Jamaaliday Gift Hat | 
|
Yes |
| December 31, 2018 | Rare New Year's Celebration Hat | 
|
No |
Gallery[]
 Rare New Year's Party Hat  Rare Snow Hat  Rare Icicle Horn  Rare Heart Wand  Rare Cupid's Bow and Arrows  Rare Heart Boots  Rare Heart Mittens  Rare Clover Leg Warmers  Rare Clover Bracelet  Rare Flapper Hat  Rare Old Top Hat  Rare Dizzy Stars  Rare Frying Pan Hat  Rare Ballet Shoes  Rare Fez  Rare Infinity Glasses  Rare Emerald Ring  Rare Soccerball Mask  Rare Fang Necklace  Rare Straw Hat  Rare Rainbow Scales  Rare Flowered Cape  Rare Safari Hat  Rare Lionfish Armor  Rare Squid Hat  Rare Lionfish Helmet  Rare Sunshine Galoshes  Rare Rainbow Wristguards  Rare Epic Egyptian Hat  Rare Bee Antennae  Rare Cactus Hat  Rare Silk Scarf  Rare Superhero Mask  Rare Winged Collar  Rare Spooky Happy Cat Hat |