Most critics give high marks to Robert Rodriguez’s mix of exaggerated violence and political satire. By Eric Ditzian Danny Trejo in “Machete” Photo: 20th Century Fox “Machete” is everything “The Expendables” could have been but isn’t: vicious, witty, funny, ridiculous, engrossing. The sight of Sly Stallone cavorting with Dolph Lundgren and Jet Li in “Expendables” wears off pretty quickly, and what you’re left with is dull dialogue, explosions-by-numbers action sequences and characters that you never get to know enough to actually care about. “Machete,” by contrast, springs from the same creative well as “Expendables” — wacky and hyper-violent and fanboy-friendly — but there the similarities end. As nutty as “Machete” is, it’s actually smart, with snappy dialogue, clever kills and a story line crackling with social commentary about the heated immigration debate in North America. Why, then, did “Expendables” open to $34.8 million in ticket sales, while “Machete” won’t even cross the $20 million mark over this Labor Day weekend? Credit Stallone and his ’80s action pals. All we can say is that “Machete” delivers one of the most purely fun movie experiences of the summer. And most of the critics agree. Here’s what they’re saying about the film, which should hold the #1 box-office spot after the weekend. The Story “Three years after his wife and daughter were murdered by the druglord Torrez (Steven Seagal), the deadly Mexican Federale known as Machete (Danny Trejo) is working as a day laborer when he’s hired to assassinate the racist Texas Senator McLaughlin (Robert De Niro) in a plot to take down the network of illegal immigrants by the mysterious Sh
