Explain Outworld Devourer's Sanity's Eclipse (Ulti)
There's stats called strength, intelligence, and agility for each hero. These stats determine other things about the hero (their attack damage, attack speed, hit points, armor, etc.)
The ultimate of
Outworld Devourer looks at the total intelligence of the hero casting it (Outworld Devourer himself) and then does the following for each hero in the AOE: If the other hero's intelligence is higher than
Outworld Devourer's, it does nothing.