Adds a machine gun variant of Earendels Ironclad as well as a land-turret of the mortar that acts as a mid-game artillery alternative.
Mods introducing new content into the game.
Transportation of the player, be it vehicles or teleporters.
Since Ironclad is bigger than a car, it allows to use a bigger weapon. Tank machine gun would be better, because ironclad is basically a tank in water.
They have the exact same performance in vanilla, though one would think the tank machine gun should be stronger.