RWBY has Ruby, a teenage speedster with a a major Sweet Tooth and a killer metabolism, demonstrated in the first episode when she eats an entire plate of cookies offered to her in only a few seconds. There's also Nora, who inhales entire pancakes and drinks maple syrup straight from the bottle.
All of the main characters early in Season 3 order bowls of noodles roughly the size of their entire torsos. Blake's also has several huge fish stacked on top of the noodles. Each of them finishes their entire bowl, and have contented expressions like that was just enough food to fill them up.
Gaston loves to eat throughout The Gaston Trilogy, mentioning food at least twice in every single section, with the third being entirely about him trying to obtain Taco Bell.
Deandra: Can I have a hotdog?... Lemme get some tater tots. Oh, and, also, a slice of pepperoni pizza, and, also a basket of jalapeno poppers, and some chicken nuggets, a ketchup boat, three potato pancakes, a creamsicle, two quesadillas, a bread loaf, side of ranch, some pixie sticks, taco salad, an order of ribs, aaaand a diet coke- no. Strawberry shake. No! Diet Coke. NO! Both.
Fun Fact: This trope even applies to Carlo Moss (the VA of Deandra) himself. According to a "Live In The Bathroom" livestream video, Lily says that when they went to a buffet, Carlo got eleven full plates for himself.
DSBT InsaniT: White Killer Eels aren't as voracious as Sushi, but they still have a nasty appetite.