"Live or Die" Game

Invite to the Live or Die pixel puzzle. The goal of the game is to escape the room. To do this, you need to get an essential to open the door.
When your gamer is alive he can move right, left, dive, take the keys and leave the room. If the gamer takes any damage, they develop into a ghostly form and can fly and pass through barriers. However the ghost can't take keys or escape.
To go back to human type, the ghost should fly to the gravestone.
Remember that you have just 3 lives. Can you escape the room?