With the right combination of cards, you can make it near-impossible to remove Anti-Venom, and thus, near-impossible to deal damage to you
I took several pictures that show all of the cards in the deck, so please look at those pictures so you can see what all of the cards do and how they interact with each other
This limitation was lowered a bit by Heartstone, and basically removed once Training Grounds appeared, which can reduce almost all of the untap cards' ability costs to 1 or 0, if you find a way to tap them for mana, thus allowing such things as infinite 1/1 tokens, infinite mana, or a +infinity power boost to all of your creatures
If you somehow transform Smoldering Werewolf into Erupting Dreadwolf after it has attacked, Erupting Dreadwolf's triggered ability won't trigger that combat