Minecraft Dungeons 2
The Secrets
Go To The "Minecraft Launcher-->Dungeons 2-->Scroll Down To Note Blocks" Then Click The 2nd, 4th then 8th (from the left) and its the same in the Hidden Video There Are 8 Note Blocks, Binary Is In 8 As Well, So 01010001 And 01010001=81
In The Trailer There Is A Hidden QR-Code At 0:13 Only Shown For Around 15 Frames, When You Scan It, It Leads To The Minecraft Website With An Embedded YouTube Video