<1300 Blitz Arena Bug

Hi,
I want to participate to a <1300 Blitz Arena but I can't : the line Rated ≤ 1300 in Blitz is red but I'm 1294. I don't undertsand why.
Can you help me to understand this problem ?
Thank you

You sandbagged.
you need to be 1300> for a week

@RiotandCarngeISVenom
How do you know ue sandbagged
What kind of logic are you using
He may have lost some games

@Ameershahul29 Simple



I can go on