Here is the full list of all 49 Streamline achievements.
Stun 10 Ghosts in under 30 seconds.
Eliminate 10 Runners in under 30 seconds.
Eliminate 5 Runners in under 20 seconds.
Loot 3 orbs from eliminated Runners in under 10 seconds.
Reach level 50.
Have someone bet over 10,000 credits on you.
Reach level 25.
Play at least 100 games of Streamline!
Have someone bet over 100 credits on you.
Have someone bet over 1000 credits on you.
Recover from less than 5% health.
Eliminate the Runner with the least points with at least 5 other Runners still standing.
Stun 10 Runners in 30 seconds.
Eliminate a Runner that picked up points dropped by another Runner in the last 5 seconds.
Eliminate the Runner with the most points with at least 5 other Runners still standing.
Eliminate a Runner that is stunned.
Reach level 10.
Unlock fifty cosmetic items.
Reach level 5.
Eliminate all Runners with more than 90 seconds left.
Get stunned and then stun another Runner within 5 seconds.
Stun 10 Runners in under 30 seconds.
Reach level 2.
Eliminate a Runner while wall running.
Play at least 10 games of Streamline!
Eliminate a taunting Runner.
Eliminate a Runner in a section that is closing off or has closed off.
Eliminate a Runner from behind.
Wall run for 10 seconds.
Eliminate a Runner that has not seen you in the last 10 seconds.
Eliminate a Runner in the air.
Eliminate another Runner during Sudden Death.
Taunt while the Hunter can see you.
Be within 5 meters of another Runner when they are eliminated.
Sprint for 30 seconds without stopping.
Don't move for 30 seconds.
Stun the Hunter.
Stun another Runner and then get stunned within 5 seconds.
Eliminate yourself. :(
Unlock twenty cosmetic items.
Be one of the last 25% Runners standing.
Don't touch the ground for 5 seconds.
Get stunned.
Be the last Runner standing and eliminate the Hunter.
Be the last Runner standing.
See the Hunter eliminate another Runner.
Be within 3 meters of the Hunter and then get 25 meters away.
Unlock one cosmetic item.
Unlock five cosmetic items.