yugioh all amazoness cards War Chief - Darkwing Blast except Amazoness Call Amazoness Swords Woman Speed Duel

To play to Firkraag's reputation for cunning ploys, the deck ignores the regular draconic gameplay of colossal beatdowns or even the usual red-blue gameplay of spellslinging to instead get political

After you defeat the opponent and win a card, if it is one that you already have or do not want, shut off the game and continue from the save

That is, it may be only dealing 10 to the defender and then switching it for one from the bench that has another amount on it already (in this case, having 20 more damage than where the defender was pre-attack) -- making it appear to do 20 damage instead of 10

What is the rarity of this Mega Ampharos ex card