>minecraft:overworld
/ single block
type=block,ID=lucky:desert_lucky_block@chance=220

/ lucky acropolis
group(type=structure,ID=desertacropolis;type=block,ID=lucky:desert_lucky_block,posY=#bPosY+1,tileEntity=(Luck=75))@chance=250

>shadowlands:blood_forest
type=block,ID=lucky:desert_lucky_block@chance=220