SCP-2521 vs Anomaly 015 | Who would win?

two intangible entities have a 1 vs 1 stand off, who would win?

Music used: https://www.youtube.com/watch?v=q5w5VX4tAD4

SCP-2521 rig by @SCP-2521_Animator ... https://www.youtube.com/watch?v=bKlOwmR6Tus