If you take zero damage and gain life solely from Food tokens, thats an additional 71 life you need
Marrow requires other spells or effects to keep generating rats, while Karumonixs built-in triggered ability digs for more rats instantly
This easily slots into Steelsong decks, and played after a successful Ariel Spectacular Singer dig means the consistency is there
While the designers did fit enough Convoke cards to fill out a precon, and the new Convoke cards they designed for the product are all very good (Flockchaser Phantom is cracked), they were seriously reaching to fill those remaining slots and put in some real bad stinkers in there too (Chant of Vitu-Ghazi)
Kasla, the Broken Halo The first and only Jeskai commander angel is a convoke matters angel
This might not be a storm deck, but enough of my spells have a low enough mana value that I should be able to churn out a handful of squirrels or catch my opponents on a busy turn to really grow my furry little army