Breaching Hippocamp + Nim Deathmantle + Soldevi Adnate

UB identity

Commander legal

The 3 combo pieces

What must be in place

Soldevi Adnate does not have summoning sickness.
Nim Deathmantle attached to Breaching Hippocamp.

How to execute it

  1. Activate Soldevi Adnate by tapping it and sacrificing Breaching Hippocamp, adding an amount of {B} equal to Breaching Hippocamp's mana value.
  2. When Breaching Hippocamp dies, Nim Deathmantle triggers, causing you to pay {4} to return Breaching Hippocamp from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  3. When Breaching Hippocamp enters the battlefield, it triggers, untapping Soldevi Adnate.
  4. Repeat.

What the combo produces