Avengers Assemble

If you control a creature named Thor, God of Thunder, each historic spell you own has cascade.

If you control a creature named Tony Stark, Iron Man, each historic card you control has regenerate X, where X is it's mana cost minus 2.

If you control a creature named Captain America, First Avenger, historic cards you control have Ward 2.
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"Good. Just so we're all in agreement. Let's kill him properly this time." -Thor