Yacht Club Games has confirmed that its Shovel Knight expansion Specter Of Torment, which stars Specter Knight, will be available as a free download for those who own Shovel Knight on PS4, Vita, or PS3 in North America from April 25th. It will also be available at the same time on 3DS, with the Wii U version launching on Friday.
Furthermore Specter Knight will be available as a standalone title on PS4 from the same time, and will be priced at $9.99. Specter Of Torment is already available on PC and Switch.
Source: Yacht Club Games