Commander creatures you own get +3/+3 and have flying (This creature can't be blocked except by creatures with flying or reach.), deathtouch (Any amount of damage this deals to a creature is enough to destroy it.), "Ward — Pay 3 life (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 3 life.)," and "At the beginning of your upkeep, sacrifice a creature."