The Mist
The Arrow and The Flash had to fight The Mist, he had kill three people with the power he has got. When they arrived at the place that The Mist was at, they find a man, who was very cold, before The Arrow and Flash could help the man both of them was confronted by The Mist. The Arrow kept shooting arrows but learnt that The Mist power was too hard to fight and they decided to use The Flash's speed to capture The Mist. After they capture The Mist they took it back to S.T.A.R labs to put him in a triple glazed prison box so that The Mist doesn't try to escape.
return to S.T.A.R labs after his holiday in Germany, people started to ask questions about how the DR can walk again after the accident that happen nearly a year ago. Arrow and The Flash both remembered about the man they saw at the river bank where they met The Mist. They went back to try and find that man but could not find him.