Elementalis is still a top hero and it's something I haven't forgotten! I've made some tweaks to the original build to be able to play more aggressively early and mid.

Full decklist and YouTube video below!

Hero: Elementalis (40 cards)

Ally (23):
4x Caged Savage
4x Feasterling
4x Stardust Transfuser
4x Voracious Arachnid
4x Stardust Extractor
3x Stardust Ampliflyer

Ability (12):
2x Permeate
2x Bloodthirsty
4x Power Surge
2x Energy Discharge
2x Mind Control

Item (4):
4x Gold-Laced Shield

Deck Code: 863783B