holddex
magnet
electric type moves have more power
mental herb
prevents attraction
metal coat
steel type moves have more power, evolves scyter into scizor and onix into steelix when traded
metal powder
raises ditto's def and sp def with half
miracle seed
grass type moves have more power
mystic water
water type moves have more power
nevermeltice
ice type moves have more power
pink scarf
beaty stats are increased
poison barb
poison type moves have more power
quick claw
holder may attack first
red scarf
cool stats are increased
scope lens
increases chances of a critical hit
sea incense
water type moves have more power, attach to marill to breed azurill
sharp beak
flying type moves have more power
shell bell
heals HP depending on damage done to opponent
silk scarf
normal type moves have more power
smoke ball
holder is always able to run from wild pokémon
silverpowder
bug type moves have more power
soft sand
ground type moves have more power
sooth bell
Holder gets happy more easely
soul dew
raises latios' sp def and latias' sp atk with half
spell tag
ghost type moves have more power
stick
raises farfetch's critical hit ratio
thick club
doubles cubone's and marowak's atk
twistedspoon
psychic type moves have more power
up-grade
evolves porygon into porygon2
white herb
cures all status conditions
yellow scarf
toughness stats are increased