When this costs an effectively nearer two mana than three mana then the card is pretty good but sadly it is still mostly costing you three very real mana and those mild casting conveniences do not quite swing it
Once the creature does die, Glistening Oil goes to the graveyard, then it returns to your hand per its ability
*double-checks the official Tarkir: Dragonstorm Release Notes * well, I guess harmonize, Temur's signature mechanic in TDM, does have some connection with ferocious
I have a few special ones in my decks that are signed
These two identities are the cause of the saltiest red cards you can find in Commander as each results in players being unable to play the game as they would've wished
However, as a precaution, the cases have now been emptied and cameras are still rolling, and like one stolen Pokmon box says, the owners hope someone in the close-knit community will catch them all