An Oath of Mercy || UnderFell Sans x Reader
Most Impressive Ranking
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12
sans
out of 22.8K stories
Other Rankings
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5
sansxreader
out of 2.18K stories
#
13
flowey
out of 2.86K stories
#
44
papyrus
out of 8.7K stories
#
192
monsters
out of 30.2K stories
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22
underfell
out of 3.29K stories
#
44
undertaleau
out of 6.29K stories
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44
underground
out of 3.95K stories
#
838
readerinsert
out of 24.1K stories
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391
fellsans
out of 400 stories