The DLC for "The Messenger" is also free - do NOT forget to scroll down and add it to your account - it is easy to miss. The Messenger main game is currently free on Epic Games Store.
From the website:
The Messenger - Picnic Panic
The Messenger's epic story continues on in a summer vacation DLC full of tropical action! On Voodkin Island, the demon Barma’thazël captured helpless little creatures to use them in his dark rituals. Only the heroic Messenger can save them now in a vacation-meets-rescue-mission adventure!
- Three new levels and bosses, in a setting filled with voodoo magic and tropical wonders.
- A complete new cast of enemy minions.
- More Shopkeeper shenanigans and stories.
- More challenge rooms, hidden artifacts, and surprises.
- 18 new music tracks by The Messenger’s award-winning composer Rainbowdragoneyes.