How on earth are you going to look after a baby unicorn , you also have to look after yourself. To make the unicorn comfortable all you need is a soft blanket, shade, water bowl, and edible flowers, grass and leaves, plenty of kindness. Unicorns make wonderful pets but eventually will outgrow, any house. Consequently, you will have to release your pet into the wild. This will be a sad day but if you have treated the unicorn well it will soon return .