Eldwurm's Edda – Dota 2 Guide, Stats & Hero Matchups [Inactive]

Passive: Forbidden Knowledge

When consumed, increases Winter Wyvern's base intelligence by 25% of its current value at the time of consumption, and increases the current and maximum level of a basic ability by one. All values except for Mana Cost scale by 50% of the difference between their existing levels for the additional level