When you untap with him in play, you are quite often able to set off a chain of spells that can wipe creatures off your opponent's field or take a chunk out of their life total
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
It's important that you keep the window of time that opponents can interact with the Chip as a creature as short as possible, because at that time the Chip is extremely vulnerable to interaction, and usually that'll be an interaction you don't want to occur
GR3s improved deck relies on Fossil Magmar for quick, one-energy 20 damage output, and Grass types to poison and paralyse while Divebomb Moltres is readied on the bench