1 = Use it in battle
2 = Call it back from Hyper Mode
3 = Include it in your party
4 = Check it into the daycare
5 = Use cologne massage

++ extremely effective
+ very effective
= effective
- isn't as effective
-- barely effective

Adamant:
+1 -2 +3 =4 -5

Bashful:
--1 =2 -3 +4 ++5

Bold:
+1 -2 ++3 =4 --5

Brave:
++1 -2 +3 -4 -5

Calm:
+1 =2 =3 +4 +5

Careful:
-1 =2 -3 +4 +5

Docile:
-1 ++2 =3 -4 =5

Gentle:
--1 =2 -3 ++4 +5

Hardy:
+1 =2 +3 --4 =5

Hasty:
++1 =2 -3 --4 +5

Impish:
++1 =2 +3 --4 -5

Jolly:
+1 =2 =3 --4 +5

Lax:
=1 -2 +3 -4 +5

Lonely:
--1 +2 +3 --4 ++5

Mild:
-1 -2 -3 +4 ++5

Modest:
-1 =2 -3 ++4 =5

Naive:
=1 =2 +3 -4 =5

Naughty:
+1 -2 ++3 -4 -5

Quiet:
=1 =2 =3 =4 =5

Quirky:
++1 -2 --3 ++4 -5

Rash:
-1 =2 =3 =4 +5

Relaxed:
-1 -2 -3 ++4 +5

Sassy:
++1 --2 +3 -4 =5

Serious:
=1 +2 =3 =4 -5

Timid:
--1 +2 --3 ++4 +5

Pokemon that have natures in bold are more likely to go into Hyper Mode when they use Shadow Rush. Those not in bold are less likely.