January 16, 2026 at 2:17 PM
October 8, 2026 at 1:56 AM
January 5, 2026 at 10:33 PM
January 8, 2026 at 2:18 AM
This lonely monster-girl desperately needs a big 'offer of goodwill'~
#underhertail #underhertailyellow
#underhertail #underhertailyellow
October 17, 2025 at 12:29 PM
This lonely monster-girl desperately needs a big 'offer of goodwill'~
#underhertail #underhertailyellow
#underhertail #underhertailyellow
November 24, 2025 at 10:34 PM
August 29, 2026 at 2:41 AM
October 19, 2025 at 1:47 PM
April 26, 2026 at 2:46 AM
She's gonna steal your heart, pull down your pants and then grab you somewhere very private... (your wallet)
#underhertail #underhertailyellow
#underhertail #underhertailyellow
October 16, 2025 at 3:44 PM
She's gonna steal your heart, pull down your pants and then grab you somewhere very private... (your wallet)
#underhertail #underhertailyellow
#underhertail #underhertailyellow
October 16, 2025 at 3:56 PM
May 17, 2026 at 8:20 PM
February 25, 2026 at 3:33 AM
July 9, 2026 at 4:42 PM
September 10, 2026 at 10:16 PM
June 23, 2026 at 12:02 AM
After some "Adult Soda", how 'bout we take things to the back room?
#underhertail #underhertailyellow
#underhertail #underhertailyellow
August 5, 2026 at 7:53 PM
After some "Adult Soda", how 'bout we take things to the back room?
#underhertail #underhertailyellow
#underhertail #underhertailyellow
It's been a while, so I decided to update her design a bit.
(and this time I know what a cowboy hat looks like)
#underhertail #underhertailyellow
(and this time I know what a cowboy hat looks like)
#underhertail #underhertailyellow
July 22, 2026 at 9:39 PM
It's been a while, so I decided to update her design a bit.
(and this time I know what a cowboy hat looks like)
#underhertail #underhertailyellow
(and this time I know what a cowboy hat looks like)
#underhertail #underhertailyellow
An Under(her)tail Yellow update! #underhertail #underhertailyellow
September 1, 2026 at 8:38 AM
An Under(her)tail Yellow update! #underhertail #underhertailyellow