As long as your wizards harass the opponent with the most life, they'll return to the field even if they die during combat (which allows you to benefit from their ETB's again)
Undoubtedly, Gix's long-awaited MTG card (he was a character in ye olden days) is a doozy, but what's caused it to go up in price a year later
Once they die, both of these cards can cast their Adventure half from your graveyard until the end of the next turn
Here, it's worth mentioning once again that if your goal is to build a Standard collection, it's usually smarter (from a financial perspective) to wait a month or two for prices to decrease as supply enters the market and then just purchase singles rather than buying a box
Also worth noting Im only looking at cards that can be a commander without Rule 0 implications
Many attacks have additional text that will apply when the damage occurs, so be sure to follow any instructions attached to the attack chosen