Corpse KnightCorpse Knight hits them whenever a creature enters our battlefield, while Knights ChargeKnights Charge brings the hurt whenever we attack
It has background, which lets you play a second color and get some strategy-supporting spells and extra power
In Standard, even Khans Standard with fetch lands, it took some effort to make Treasure Cruise and Dig Through Time cheap
If you have a steady supply of creatures and dice to roll, then this Class has plenty to teach you
I will add that the user has messaged me photos of a couple sheets of also rare hard to print items, tazos, lenticular tazos, and a 3 in 1 lenticular sheet
2010-06-15 Training Grounds takes the total cost to activate a creature's activated ability into account, not just the cost printed on it