It’s time to blow out the Lost Soul-shaped candles and dig into the velvet cake made of pulverised giblets, because today Doom celebrates its 25th birthday. That’s 25 years of glorious mods, ultraviolence and anxious parents concerned that their children are being brainwashed into demon-killing space marines (though if your kids are trying to sign up to Elon Musk’s one-way Mars trip while muttering about ‘fighting off hell’s hordes’, then maybe you should have a word).To celebrate, we’ve rounded up 10 of the best Doom mods you can play today, taking you from a post-apocalyptic future to the bloodiest iteration of Doom imaginable, by way of a level created by one of the game’s star designers 21 years later.Want to know how to actually get these mods running? Our Doom modding guide has you covered.1. ValiantIf you want to see just how far Doom’s engine can be pushed in terms of visual fidelity, then Valiant remains the high watermark. The so-called ‘megawad’ has a whopping 32 maps spanning monolithic space stations, brooding keeps, and shadowy forests – all with an impressive surreal aesthetic and sharp high-contrast lighting. It features some striking design elements that wouldn’t look amiss in a modern art gallery.Valiant…