Here's the 3 songs by SLAYER that appeared in the 2025 countdown:
REIGN

RAINING BLOOD

SLAYER

REIGN IN BLOOD 1986 4:15
2025: 293 2024: 222 2023: 221 2022: 434 2021: 186 2020: 191 2019: 322 2018: 206 2017: 442 2016: 1393 Average: 391
SEASONS

SEASONS IN THE ABYSS

SLAYER

SEASONS IN THE ABYSS 1990 6:37
2025: 782 2024: 467 2023: 446 2022: 496 2021: 399 2020: 356 2019: 519 2018: 454 Average: 490
SOUTH

SOUTH OF HEAVEN

SLAYER

SOUTH OF HEAVEN 1988 4:58
2025: 811 2024: 665 2023: 1317 2022: 1468 2021: 1378 Average: 1128