Here are the patchnotes for Patch 1.2.2:

• new cover
• new player model
• new attack model
• loading screen was added
• level selection was removed
• volume setting was added
• in game pause menu was added
• power ups were added
• level background was added
• camera follow speed was increased
• a bossfight was added
• player can now summon a guardian that can block attacks
• difficulty was adjusted
• new "hell" difficulty was added
• a hub level was added
• when you die you start over- as this is a roguelike game
• death screen was addded
• death sound effect was added
• music was changed