About building cheap defensive layering - Tanky Shadow templates for a league start scenario:

Fire Trap

Shock Nova/Lightning Conduit Spellslinger Sabo is fun

Spellslinger

Cold Exsanguinate Trap Assassin | max 1 div budget | 6.5M Shaper DPS | 2M Uber DPS | Freeze Every Uber

Exsanguinate

Theorycrafting with the new saboteur

Spellslinger

[3.20] Explosive Trap Saboteur

Explosive Trap

3.20 Ignite Infernal Blow Elementalist

Infernal Blow

Spark Raider Build (Updated version)

Spark

Spark Raider (Trypanon Version)

Spark

HC Viable Well Rounded Beast Ascendant Tanking Tons Balls to the Face

Explosive Trap

Dissolution of the Flesh Interactions

Frostblink