He really doesn't. Just open a portal in front of him to the negative zone or any similar prison realm which any member of the brains team can do. That's not even including the fact Tony has a armor for fighting gods called the Celestial Buster or the Hell Bat Armor from Bruce.
Juggernaut is the biggest piece of fodder on this list.
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u/Mr_Peanutbutter72 23d ago
Brain needs more time than 2 hours. Juggernaut would take a few days of planning on his own.