Wizards of the Coast senior narrative designer and TMNT narrative design lead Crystal Frasier began the preview explaining her role in designing this set, stating, "We're incredibly lucky with TMNT that a lot of our artists were already huge fans of the property, so a lot of them went above and beyond." As Magic: The Gathering fans already know, every card has just a hint of storytelling happening, even outside of the sometimes-included flavor text, and that hasn't changed with this set
MTGProxy.com has two different types of these
It also provides haste to all your creatures, so when riot triggers, you can always choose to put a +1/+1 counter on that creature
If some of the targets are illegal as Ral, Leyline Prodigy's second loyalty ability tries to resolve, the original division of damage still applies and the damage that would have been dealt to the illegal targets is lost
This is decent early game removal, and something that you can take advantage of later on with more mana for bigger creatures
Much of what was broken about 2011 is not the fatties however but the phyrexian mana mechanic in New Phyrexia