Kill a terrorist with a deflected bullet.
Kill an enemy by launching them on a propane tank.
Kill all the seagulls on the world map.
Finish the campaign.
Finish the campaign on hard.
Finish the Ironbro campaign.
Kill a terrorist with a returned grenade.
Kill a terrorist with a martini.
Kill 10 terrorists with a single turkey bomb.
Literally punch Satan so hard that he explodes.
Throw Satan off a cliff as Brommando.
Kick an enemy 3 times before they land as Timebro.
Throw an enemy off the sky fortress as Indiana Brones.
Have four players flex onscreen at the same time.
Die as Brominator while in metallic form.