Anything attached to your original creature, like equipment or enchantments, does not come along for the ride
1: Put a +1/+1 counter on each creature you control
On the other hand, if your Magic budget is limited, coming out ahead over the long run doesn't make up for the fact that you're spending a big chunk of your Magic budget on cards that you might not really want and aren't guaranteed to be able to trade or sell for an immediate profit to get the cards that you do want
Whenever Olivia attacks, you can return a creature from your graveyard, tapped and attacking, providing immediate and aggressive value
Cards typically enter Modern at a slow trickle, with one or two cards each set making minor impacts here and there
#6 Response // Resurgence Response is absolutely fine