Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.) Except for its color, the token copies exactly what was printed on the original creature and nothing else (unless that permanent is copying something else or it is a token
Oathsworn Knight I have always thought highly of this 3-mana creature and I think with its two devotion count for three mana, could see some play in a mono-black devotion deck
A 4/4 is fine, if a bit sad against Sheoldred, and its ability to Shock something whenever you cast a spell should be able to close out the game quickly, assuming you have some cards in hand
She also helps you find the other half of the combo
Although many different cards could have Ditto underneath them, the most valuable of them all is the Bidoof
They are very hard to fit into the rules and create issues where players want older cards switched to Tribal