Enigma

Enigma is a ranged hero who uses his skills to disable or overwhelm opponents. Usually played as an initiator, he can also be found in the jungle to raise a void army of eidelons using Demonic Conversion and easily earn quick gold.

Eidolons
All Eidolons have 50% spell resistance.

Trivia

 * Enigma used to be a Hero serving the Sentinels in the earlier versions of DotA until his Lore was changed.