A handful of cards help protect characters or heal their damage, including the Dinglehopper, which can continuously remove a point of damage every turn
Adventurer's Airship flies and has a relevant ability, but its a poor imitation of Smuggler's Copter and I dont think itll be that playable (unlike the original)
Each person at the table is going to be working toward a plan to advance their position and set you back, so you should make sure you are similarly prepared
Finally, all those other options are great and all, but it's hard to beat some good old-fashioned burn to the face
She is however everything I don't like in a creature, she is mana intensive to get most value from, she is gold making her narrow, she is a legend making her vulnerable, she offers no value at all when deal with on sight and doesn't really have any particular synergy with anything
And if you do is this what you want to cast