You don’t have to be a fan of Batman to like the effects of Sour Joker. This strain is a sativa, and reviewers have often cited effects related to a change in perception as mood enhances and racing or anxious thoughts come to a halt.
The body may relax enough to feel lighter and more energized. However, not many acclaimed it for clear-headed thinking, so concentration may be a bit scattered if dealing with a thought-provoking situation.
 
THC - 25%