In case you're curious, the Avatar: The Last Airbender episode Return to Omashu features these little octopus friends
Incapsula incident ID: 1290000710024802860-54841110342275530
The more layers of protection you give it, the better
(The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.) Land Color tag templates(None) Takenuma, Abandoned Mire : Add
There's no way of trading old cards for new ones, not at least until the developers introduce the trade with friends feature in a future update, and even then you're relying on the kindness of others
This will not only save you money but it's also a great time to buy Phantasmal Flames chase cards