Hotkeys:

Numpad 0 ~ Infinite Health
Numpad 1 ~ One Hit Kill
Numpad 2 ~ Infinite Mana
Numpad 3 ~ No Cooldown
Numpad 4 ~ Instant Rage
Numpad 5 ~ Add 5.000 Reputation
Numpad 6 ~ Add 1 Bonus Point
Numpad 7 ~ Add 10.000 Gold
Numpad 8 ~ Add 50 Attribute Points
Numpad 9 ~ Add 10 Skill Points
Numpad / ~ Add 5.000 Experience Points

For Katarina only:

Numpad * ~ Add 50 Attribute Points
Numpad – ~ Add 10 Skill Points
Numpad + ~ Add 5.000 Experience Points

Additional Info:

Num 0 – This option is working for both player character and Katarina.
Num 5 – Activate this option and every time you open the bonus menu 5.000 units will be added to your current amount.
Num 6 – Activate this option and every time you open the bonus menu you’ll get 1 bonus point.
Num 7 – Activate it and every time you open your inventory you’ll get more and more money.
Num 8 – Every time you activate this option 50 points will be added to your current amount. Then open the character menu and you’ll see the effect.
Num 9 – Activate this option and every time you open the skills menu 10 points will be added to your current amount.
Num / – Activate it and you’ll directly see the effect.
Katarina options – Work in the same way as player’s character cheats.