Tranquilizer is the eleventh studio album by American electronic musician Daniel Lopatin, under his alias Oneohtrix Point Never. It was released on November 21, 2025, through Warp Records. The album's sound is derived from a removed sample library on the Internet Archive. On October 20, 2025, the first three tracks and a music video for "Lifeworld" were released. Following singles would be released weekly. The album received positive reviews from critics.