It's possible to win a game without monsters or creatures, but most typical decks in either game make heavy use of their monsters or creatures, which can decide the game with devastating attacks or a stubborn defense to buy the player time
You can also sacrifice noncreature tokens, like Blood, Treasure, or Clues
Like it or not, Standard is Magics most popular format
(2/25/2015) Effects that modify the power or toughness of the creature, such as the effects of Giant Growth or Honor of the Pure, will apply to it no matter when they started to take effect
For an open meta, here is the Blazing Infect deck that I would recommend: As you can see, theres very little difference between the lists
Was zunchst wie harmlose Brutlinge erscheint, entwickelt sich schnell zu einer berwltigenden Masse