Sloth
Sloths have achieved something remarkable: they have convinced humanity that doing nothing is adorable. The Internet Adorability Index ranks them among the top five animals people wish to cuddle, despite the fact that sloths harbour entire ecosystems of algae and moths in their fur.
Sloth sanctuaries receive millions in donations annually from people who find their vacant expressions somehow endearing. No one has ever organised a torch-wielding mob to chase a sloth, which speaks volumes.
Frankenstein Monster
The monster's social experiences have been uniformly negative. The Victorian Society for Creature Integration documents that his attempts at friendship typically result in screaming, fire, and pitchforks. His creator abandoned him immediately upon completion, establishing a pattern of rejection that would define his existence.
Even his literary appearances cast him as a cautionary tale rather than a sympathetic protagonist. The monster remains history's most famous example of why one should not assemble friends from cemetery components.
VERDICT
The sloth has merchandising deals; the monster has restraining orders. This category belongs decisively to the creature that achieved fame through strategic laziness rather than unfortunate circumstances of birth. Sloth wins overwhelmingly.