Abaddon + Shadow Fiend

Why this works

Picking a save for Shadow Fiend often leads you to Abaddon. On paper, it works: Aphotic Shield purges stuns and eats some burst damage, which are the main ways SF dies. The problem is that this pairing has almost no offensive chemistry. Abaddon provides zero lockdown to help Shadow Fiend land his crucial Shadowraze combos. While he can keep SF alive, he can’t help him secure kills. Shadow Fiend wants to set the tempo and blow up targets, but Abaddon’s kit is entirely reactive. He’s built to respond to the enemy’s plan, not to enable his own core’s aggression.

This mismatch plays out in teamfights. A well-timed Aphotic Shield can certainly give Shadow Fiend the extra moment he needs to get a big Requiem of Souls off. But often, the fight requires a real stun or a way to hold a target in place, which Abaddon completely lacks. If the enemy team can simply disengage and re-initiate on SF after the shield expires, the synergy provides little value. Abaddon enables long, grinding fights, while Shadow Fiend excels with quick, decisive initiations. The defensive support can feel redundant if SF ends up buying his own survival items anyway.