mtg katara card Magic The Gathering - Avatar The Last Airbender you can tap your artifacts and creatures to help Card Kingdom

This is a good defensive card but as such it is a little late in the day

Back Sea Gate, Reborn As Sea Gate, Reborn enters the battlefield, you may pay 3 life

Suddenly, all your goblins are attacking with +8/+0, and thats scary

While I dont think theres any rush to go buy out the internet before they spike tomorrow (as you can see, I tweeted the above over a month ago and have seen next to zero gains), its something that I would get in on sooner rather than later if you plan on playing the deck, and something I would hold back on buylisting for now if youre comfortable with waiting into the long term for larger rewards