Futuristic super soldiers and mechs in a ruined city

modern flat design, iridescent colors, 20 squads of super soldiers, 5 platoons of giant mechs, 2 brigades of tanks, armed with high-tech weaponry, patrolling a ruined city at daytime, with cybernetic technology in black with yellow neon LED lights, circuit boards, yellow fog, yellow lighting, dark yellow fog, and a yellow space background full of cosmic storms, divine atmosphere, vast darkness of the void, yellow bioluminescence from outer space, iridescent reflections, simple, two-dimensional shapes.