Given that it has five power, the triggered ability is very often going to get you a free 1/1 when it attacks too, which now turns it into a great deal for the mana you just paid
Card Set(s) -CARRYING ON HIS WILL- [OP-13] CARD VIEW OP09-004 | SP CARD | CHARACTER Shanks Attribute Slash Block icon 3 Type The Four Emperors/Red-Haired Pirates Effect Give all of your opponent's Characters 1000 power
You must control three or more creatures with different powers at the time the ability triggers and at the time the ability tries to resolve
I suspect the goal is to make the opponent's Cut Down dead cards by not including any 2-mana creatures
In this case, you are ramping your opponent a bit, but you can target any permanent , which is just so, so, so good in Commander
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