If were embracing the Jundian archetype of graveyard matters, Corams three-fold interaction with the graveyard is a serious boon and a great backbone for a Commander deck
Your opponent controls Dream Halls (Oracle text: Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.) You decide this is in awesome opportunity to seize and cast Progenitus by discarding Guerrilla Tactics
Loxodon Punisher If your deck is loaded with equipment, Loxodon Punisher becomes an absolute beast
Sometimes the back faces will have abilities that refer to the "exiled cards used to craft" those faces
Of particular note is low-mana enchantment Dreadful Apathy, which dooms the creature to which its attached to a wretched tedium
So I cant choose bushido: 55, although I could go with bushido: 5, where Konda, Lord of Eiganjo can be your inspiration