Stealing a creature, attacking someone with it, and then sacrificing the creature is very mean
Vampiric Bloodline , meanwhile, is chock full of gore-drinkers, and commanded by the four-cost Vampire Noble Strefan, Maurer Progenitor - who farms Blood Tokens whenever anyone loses life, which you can then spend to play Vampires from your hand, for free, tapped and attacking, with Indestructible for the turn
The escape cost is equal to its mana cost plus exile three other cards from your graveyard
The big question that always gets asked when you are trying to figure out if something is a bend or break of the color pie is "does this effect undermine the weakness of the color?" The answer here was no
What do you want to see in this crossover of Magic and Star Trek
If both targets are illegal, the ability won't resolve