XBOX Specific Stuff:
"In addition to content updates, Risk of Rain 2 will be free to download and play on Xbox One and Xbox One X for Xbox Live Gold and Xbox Game Pass Ultimate members as a part of Microsoft's Free Play Days on March 26, 12:01AM PT all the way until March 29, 11:59PM. Following Free Play Days, Risk of Rain 2 will be 40% off on the Microsoft store from March 31 to April 6. "
Other Platforms:
"Also to celebrate Risk of Rain 2’s one year anniversary on Steam, the game will be on sale for 20% off from March 31 to April 6, and playable for free on Steam Free Weekends starting on April 2 through April 6. Nintendo Switch users can get Risk of Rain 2 for 50% off on the Nintendo Switch eShop until April 2."
Great game. Doesn't hurt to try during the free weekend.
Nice find OP! Might grab it after giving it a shot. It seems to be a much different game compared to the previous title.