mtg katara card Magic The Gathering - Avatar The Last Airbender you get an experience counter Katara, the Fearless (Extended Art)

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

While is pretty steep for a 5/3 creature, when it enters, its first chapter destroys target creature a foe controls, its second chapter is the your foe loses the game one, which is obviously awesome, and the third chapter draws you two cards and forces all players to lose two life

Sword of Once and Future Price: $11.72 The last of the Mirran swords, Sword of Once and Future completes the cycle by giving you a sword that grants protection from Dimir colors

As a card, Esika's Chariot is also rather awesome

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