Legions is the first and only expansion in Magic to be 100% creature cards
Youve got access to every creature in Magic (well, except Timmerian Fiends and Tempest Efreet), and you dont have to pay for it
This isnt THAT good with Engine since it only taps for 1 mana, but it does untap every iteration (unlike lands) and it lets you draw very aggressively and keep a fat mitt full of goods
She turns them into doubles of her power and won't need long to break into her with enough landfall for a 20 damage win in Five Color or Commander Damage win in those formats too
This means it can help burn-style decks refill their hands, but more impressively, allows for a fun combo with Niv-Mizzet, Parun, where you win the game when you draw a card
Its definitely not the best mythic to pull from Dark Ascension , but I loved it just the same as though Id pulled Sorin, Lord of Innistrad