/light and dark gray dye also increase luck
dye:7=5
dye:8=5

/jewels
diamond=12
diamond_block=-100
emerald=8
emerald_block=-80
gold_ingot=6
gold_block=60
iron_ingot=3
iron_block=30

/lucky items
golden_carrot=30
golden_apple:0=40
golden_apple:1=100
nether_star=100

/unlucky items
rotten_flesh=100
spider_eye=-10
fermented_spider_eye=-20
poisonous_potato=-10
fish=20
