Found 2 top rank Endless Delve builds in my PoB log from 3.16 Scourge patch

Vortex

For all who league-started with or thinking about Explosive Arrow Ballistas. Here is a mini guide on playstyle, budget and commonly made mistakes in Archnemesis League (TL,DR in comments)

My meme/dumb bodyswap build

Skeleton Army HCSSF 3.17 Build/Conversion (Max Block/Spell Block 2mill dps)

Ignite Divine ire

Penance brand elementalist SSF

[3.17] Fire Trap Elementalist SSF SC

Crackling Lance. Elementalist and Inquisitor

Niroc’s Stone Golem Death Wish.

Caster League? Let's play Explosive Arrow Ignite