So why did Looter finish higher
Greens limited roster of flying beings predominantly consists of birds, insects, and other diminutive creatures
A 6/6 trampling Vehicle is an effective tool for closing games
Elenda, the Dusk Rose Elenda, the Dusk Rose is a potent legend, whether as one of the best vampire commanders or in the 99 of an aristocrats or vampire shell
This means it's not possible to cheat creatures into play out of nowhere (which madness can do), but it also means you're granted more flexibility, because you can cast a spell for its mayhem cost at any point during the turn in which it was discarded (rather than having to choose immediately as per madness rules)
He can attack without tapping and then use his tap ability in the second main phase