It's new free titles for Game Pass subscribers in April. This month's releases may lack the punching star power of previous offerings. Starting April 1, members can have access to the action RPG Vikings: Wolves of Midgard, the big rig racing simulator Truck Racing Championship, and through backward compatibility of the Xbox 360 Airtight Games' action shooter Dark Void, and Konami's entry into the Contra spin-off, Hard Corps Uprising, developed by Arc System Works'. 

Vikings: Wolves of Midgard (April 1 to 30): Journey to the shores of Midgard, a world based on mythology with a fantasy twist. Join a notorious band of Viking warriors and take up the fight against the fearsome Jotan and the beasts of Ragnarok. Master mighty weapons including sword and shield, two-handed hammers, axes, and bows, and vanquish the fiendish creatures of Fimbulwinter which threatens to end all life.

Truck Racing Championship (April 16 to May 15): Take the wheel behind giant 5-ton, 1,000 horsepower semi-trucks in a completely new racing experience. Featuring all the unique challenges of the European Truck Racing Championship, drive 45 different vehicles in 14 worldwide circuits. Consider the weight of the truck when cornering, monitor tire wear, and find the best tactics to win the race.

Dark Void (April 1 to 15): Step into the Void, a sinister parallel world full of hostile aliens and deep mystery. Dark Void showcases powerful weapons, where a combination of ground-based combat and jetpack powered dogfights bring a thrilling dynamic. Experience the seamless transition between fight and flight in this epic adventure.

Hard Corps: Uprising (April 16 to 30): Play the retro run-and-gun action title, Hard Corps: Uprising. Write your own legend in the grueling trenches of Arcade mode or upgrade and build up your soldier in Rising mode, where only the best of the best can survive and achieve ultimate victory.