Of course, if you're putting it in your deck, it means you've taken that into account and are probably running it in decks that look to Donate it to opponents with cards like Zedruu the Greathearted, Stiltzkin, Moogle Merchant, and Iroh, Tea Master
Arvens market price takes a significant jump over Nemonas price tag, sitting at just over $60
The outlaw synergies have only been introduced recently, but they have a lot of depth since assassins, mercenaries, rogues, warlocks, and pirates have years of support, not to mention how cracked Treasure tokens are
Heres a rough breakdown based on typical market behavior: Modern Charizard cards (ungraded): Most newer Charizard cards sell for $10$200 USD
Bring it up to level 60 (so it learns Mist) and teach it Blizzard and Fly and you will have the most powerful Dragon slayer in the game