How can he cut in half objects that are wider than the length of his sword?

I would assume this as well. The degradation of the structure and the fracture would carry further along atomic clevege points. Kinda like a cracked windshield getting worse over time as the chip runs along weakening parts of the glass, but super fast.

The air pressure caused by the force of the slash

Not interested in discussing realism in a game featuring superhuman samurai ninja mercenaries fighting robots the size of a building.

Raiden is magic
also

Raiden invented Jet

its just some gay anime shit bruh. nothing in the game is supposed to be taken seriously.

Attached: excuse me.jpg (861x796, 310K)

Attached: samurai sword.jpg (480x730, 45K)

Snake, a high-frequency blade is a sword reinforced by a powerful alternating current and resonating at extremely high vibration frequencies. This oscillation weakens the molecular bonds of anything it cuts, thereby increasing its cutting ability.

Attached: c.gif (140x249, 111K)

Weakens molecular bonds? That must cut like a hot knife through butter.