fixed upgrades costs and increase mutil

I want to meet you here.

𝙸 𝚛𝚎𝚊𝚕𝚕𝚢 𝚕𝚘𝚟𝚎 𝚢𝚘𝚞𝚛 𝚐𝚊𝚖𝚎𝚎

oh hiiiii!!!

𝙸 𝚕𝚒𝚔𝚎 𝚒𝚝 𝚒𝚝'𝚜 𝚗𝚒𝚌𝚎