The 6 MV is steep, but its keywords more than make up for that, especially haste
Suddenly, you have one lord and a bunch of middling creatureswhich isn't going to be as effective as you might have hoped
I still think you might consider [casthaven]Slobad, Goblin Tinkerer[/casthaven] or [casthaven]Daretti, Scrap Savant[/casthaven] when building this type of deck, but [casthaven]Pia Nalaar[/casthaven] has a place in those decks, and can make a legitimate argument to helm it as well
Eject, Cornered by Black Mages, Ice Magic, and White Auracite are all good examples of cards costed well above comparable spells in other sets
Due to the card's advantageous overuse in the popular decks featured in metagames Four-Color Adventures and Four-Color Ramp, the results of tournaments were too skewed to keep it in play in Standard format
Then, whenever an opponent discards a card, you get to create a 1/1 Elf Warrior token