While it will take completing a dungeon to maximize this cards power, Ravenloft Adventurer could still be a good sideboard card to bring in, depending on what your opponent is playing
If more than one source deals damage to you at once, prevent the damage from each of them and put that many incarnation counters on Nine Lives, even if this causes more than nine incarnation counters to be on Nine Lives
He has powerful mass removal effect that should solve most problems you are facing and then he can just freely Bolt things while growing
One good example is Rydia, Summoner of Mist, which lets you discard a card to draw a new one each time you play a land
I am a big fan of Elder Gargaroth
Final Fantasy is the next big video game crossover coming to Magic: The Gathering, and Wizards of the Coast has given us a first look at the four Commander Decks that will be included