My first choice was Karador, Ghost Chieftain, as this is the only deck in which he would fit, and, with his inherent cost-reducing ability, he would usually cost less then 8 mana to summon, but, as good as he is, he is merely a 3/4 that allows me to cast a creature spell from my graveyard once per turn
Dowsing Dagger // Lost Vale (Defender Artifact/Land) [c]Dowsing Dagger[/c] is a humble Equipment that gives a creature +2/+1 at the cost of giving your opponent a pair of very underwhelming 0/2 defender creatures
I have done one of these before but it was a bit of a mess
There are two books, one for Sets 1-4 and another for Sets 5-8
The rare enchanted version of this card goes for a hot dollar, but the normal art version is going for about $30.77