Is this a scam?

So this guy added me on steam and wanted to buy my items with a HUGE overpay. Then he started telling me something about glitched items, so i checked his rep.tf profile and it was bad. I confronted him and he simply typed "lol" and the blocked me.
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I love Stabby Knifes
Raffle #
663,235
Entries:
466 / 6,969
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Type:
Multiple Winners
Tips on this raffle:
0
Raffler's total tips:
82
This raffle ended on 1579168442.
It was started on 1579082042
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S**********n
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R*****y
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