The deck aims to quickly cast Choco and then attack with birds to quickly cheat lands into play and cards into your hand
You already know how the Mew V card looks, but imagine this movie logo on the booster pack in place of the actual one

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Thats probably mainly due to the fact that it also exists in Revised
Its never going to be a 5/5 on the first few turns, but dropping a beater later for a simple mana while doing other things or after tapping to play Tidings, sacrificing a Memory Jar, or pumping a storm count, this guy can really add to your force for very little
which is essential for aggro decks to survive and thrive