If you want to pull off the Invasion of Tarkir kill on the same turn that you go for your Food Chain infinite, you will need 1R worth of mana lying around to cast the Battle card
The most commonly held argument is that of Promissory Estoppel, which, in massively reductive terms, says a promise can be legally binding, even if there was originally no legal declaration or intent
Likewise, this deck's draw power is limited to a single copy of Hiram Flaversham, Toymaker, two copies of Judy Hopps, Optimistic Officer, and a few Pawpsickles, which only replace themselves
The empty void within his helm, which seems to stare even without eyes, evokes the endless hunger associated with the creature perfectly