KAIGA

English card reference
Cost: Colorless
Flip a coin. If tails, this attack does nothing.
Cost: Metal, Colorless, Colorless
Flip a coin. If heads, all damage done by attacks to Skarmory during your opponent's next turn is reduced by 20 (after applying Weakness and Resistance).
Its sturdy wings look heavy, but they are actually hollow and light, allowing it to fly freely in the sky.