A few (crappy) ideas are:

• Optimist - Has made at least 150 votes and none are downvotes

• Street-cleaner - Has at least 10 flags and less than 20 votes

• Socially accepted - Has 5 accepted answers in a row.

Edit: added:

• Pessimist - Has made at least 150 votes and over half are downvotes

A few (crappy) ideas are:

• Optimist – Has made at least 150 votes and none are downvotes.

• Street-cleaner – Has at least 10 flags and less than 20 votes.

• Socially accepted – Has 5 accepted answers in a row.

• Pessimist – Has made at least 150 votes and over half are downvotes.

A few (crappy) ideas are:

• Optimist - Has made at least 150 votes and none are downvotes

• Street-cleaner - Has at least 10 flags and less than 20 votes

• Socially accepted - Has 5 accepted answers in a row.

A few (crappy) ideas are:

• Optimist - Has made at least 150 votes and none are downvotes

• Street-cleaner - Has at least 10 flags and less than 20 votes

• Socially accepted - Has 5 accepted answers in a row.

Edit: added:

• Pessimist - Has made at least 150 votes and over half are downvotes