2016 mewtwo pokemon card value 51 108 - Mewtwo-EX (103/108) - XY Evolutions Ultra Rare Card Type 2016 Pokemon #51/108 Mewtwo Evolutions

According to official rulings, this is a perfectly legal way to resolve the card effect

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After Commandeer resolves you control the target spell

For anything earlier than the Exodus expansion set, all expansion symbols are black regardless of rarity

Finally, question 3 requires you to consider the needs of your deck

Mostly however this clogs up your hand in the early game and is too hard to cast before the cast trigger ceases to get good value