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And that’s why Capcom made Phoenix Wright feel completely different from all of the other characters in Ultimate Marvel vs. Capcom 3. This video details how to use Phoenix, but here’s the cliff notes version.
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First, you want to gather the legit evidence in investigation mode. Then switch into trial mode where the evidence makes Phoenix shoot different projectiles. If you have all three pieces of evidence you can hit an enemy with an objection to switch to turnabout mode. This gives Phoenix a giant pointing finger of doom and the level three super "Ace Attorney" which does 600,000 points of damage.
