It's a massive 12/12 creature, and if everything goes according to plan, it'll only cost you a few mana to cast
Compared to last year which had that great video that felt like a love letter to the TCG and revealed multiple owner's pokemon, this year felt way more aimed at collectors with a generic trailer and more focus on the fancy art treatments
The next version keeps the green mode as the creature answer but changes it from a fight to what R&D calls a bite (where the damage is only dealt in one direction)
You will be able to log in with your existing Wizards Account, use your current collection, play with your existing decks, and swap between mobile and desktop devices as you prefer
You dont lose the game when you get run down to zero life
Dawnstrider is a repeatable Fog effect that can soak up your most dangerous opponent's attack while also putting a card in your graveyard