For an example of what Topps 1951 cards looked like, take a look below: For that series only, it was framed to be more like a game (a trading card game, perhaps?) , and each players cards could affect the game, such as drawing a strike or a ball card would mean your pitcher threw a strike or a ball, etc
Admittedly it is very effective at that, but you have to consider that a giant creature like that is of absolutely no use in the early game, before you've accumulated the 10 mana required to cast it, which is when you typically need the secondary effects of your finishers most
Its true that Simic Food isnt completely without removal options, and Edgewall Innkeeper will invariably die to one of the fight creatures (Wicked Wolf and Voracious Hydra), but this deck is fast enough that it can get a reasonable amount of value from it before that happens, which isnt always the case in the Golgari versions, which play more like a Gruul deck than like an aggressive white deck
Given it's an instant, you can respond to a "titan" reshuffle graveyard trigger, and reanimate any of the odd mana cost Eldrazi if you want
