Mourning Patrol // Morning Apparition

Creature — Human Soldier // Creature — Spirit Soldier

Produces: anything being exiled, anything leaving the battlefield.

Cares about: nothing.

Partners

2,447 cards can cause anything being exiled.

1. God-Eternal Bontu — When Mourning Patrol // Morning Apparition is exiled, God-Eternal Bontu triggers
2. Cait Sith, Fortune Teller — When Mourning Patrol // Morning Apparition is exiled, Cait Sith, Fortune Teller gives X/0, where X is that card's mana value
3. The War Doctor — When Mourning Patrol // Morning Apparition is exiled, The War Doctor puts a counter on a permanent
4. Ketramose, the New Dawn — When Mourning Patrol // Morning Apparition is exiled, Ketramose, the New Dawn draws you 1 card
5. Stonebinder's Familiar — When Mourning Patrol // Morning Apparition is exiled, Stonebinder's Familiar puts a counter on a permanent
6. God-Eternal Rhonas — When Mourning Patrol // Morning Apparition is exiled, God-Eternal Rhonas triggers

6 other cards ask for it too, equally specific. The ones shown are the best connected.