Radiant Nashor's Tooth

Mana is the unit-level resource that gates ability casts.

Max Health is extra maximum HP given to a unit.

Ability Power (AP) scaling means an effect gets stronger when its holder stacks AP.

Bonus Attack Speed (AS) makes a unit attack more often per second.

On Hit is an effect that fires on each basic attack that lands.

Cast Frequency is how often a unit casts its ability.

Crit means a unit's damage scales with crit chance and crit damage.