Reluctancy to abandon a partially completed goal, even one forced upon the player.
"Completing Challenges gives Stars as reward, and a badge which you can display. (See 'Complete the Collection' section)"
"There are lots of achievements and badges that you can earn. There are also daily assignments, special assignments and event assignments."
"There are items in this game, which have very little real value that people cling to as a badge of greatness."
"Exp Levels in multiplayer that have no effect . Also single player challenges for various setups offer achievements."
"Each character has a series of achievements that unlock attribute bonuses as well as cosmetic rewards such as victory poses, audio taunts, and player banner items."
"Titles and badges exist. Also, leagues keep track of previous ranking as well as war records for a faction."
"As Rōblox is a platform of games (rather than a single game in itself), developers are allowed to implement badges."