Whenever I dig into old myths I get a little giddy — Cronus is one of those figures who sits at the crossroads of raw violence, ancient kingship, and later symbolic reinterpretations. In the strict Greek tradition (think Hesiod’s 'Theogony'), Cronus is a Titan, the son of Uranus (Sky) and Gaia (Earth). His most legendary feat is overthrowing his father: he used a sickle to castrate Uranus, which is less about tidy superpowers and more about mythic authority and the ability to physically unmake cosmic order. That already tells you he’s monstrously strong, strategically ruthless, and central to the lineage of gods.
Cronus also swallows his own children — Hestia, Demeter, Hera, Hades, and Poseidon — because of a prophecy that one of them will dethrone him. That act points to two other “powers”: a terrifying control over life-and-death situations (at least in mythic terms) and an uneasy relationship with fate/prophecy. He’s not omniscient, but he’s intimately linked to prophetic cycles: he reacts to prophecy, tries to thwart it, and thereby shapes the very outcome. In Roman myth his counterpart is Saturn, who carries stronger associations with agriculture, harvest, and social order. Later artistic and literary traditions blur Cronus with Chronos (Time), so you’ll sometimes see him represented as a time-devouring old man with a scythe — an image that feeds into the idea of temporal authority, endings, and cyclical change.
So, Cronus’s “powers” are a mix: physical dominance and terrifying agency in mythic violence, a form of political/cosmic authority (able to overthrow a sky-god), symbolic control over generations and cycles, and cultural associations with harvest and time due to later conflation. I love how messy that is — it makes him feel like a force rather than a straightforward superhero. If you want sources, Hesiod’s 'Theogony' is the go-to, but reading Roman takes on Saturn adds useful layers.