Did you get the Kardur, Doomscourge starter Commander deck
I block the Thorn Mammoth with [c]Floodhound[/c], which is a 1/2
Similar to the artifacts and enchantments with green card draw abilities, price will dictate the ease and amount of cards you draw
Collective Resistance Hexproof is a good ability to grant a creature in a pinch, but it can be situational
For example, the commander, Isperia, Supreme Judge, may allow you to draw lots of cards if an opponent goes full send at you in combat, but there aren't a lot of ways in the deck to prevent the damage to give yourself time to play those cards
So in this case, for instance, you get to steal a card from the top of an opponent's library and cast it whenever you like