"I partially agree with TradeGeek. Although it looks real to me, the thick marker or paint pen throws it off, so, it is not very attractive. I think the main attributes are there enough to lean towards being authentic."
"It looks off to me. But it's seems to be signed with a very thick marker or paint pen. That really takes away the nuance. If it were me, I wouldn't want it. Here is mine from one of his last private signings. "
"Don't know if this helps but I have seen his signatures similar to yours. Although the last couple of letters in his last name appear a bit rushed it still seems to be authentic. Here is a PSA authenticated example."
"Yes. Two lessons here IMO.
1) Ask before buying. You can get your answer w/o spending a dime. And learn at the same time :)
2) Don't buy from such a small photograph - ask for a huge scan.
PS - Don't buy things you question seems a good…"
"Without the benefit of a larger scan in the OP, my observation is that it doesn't appear, to me, to be authentic. Too many inconsistencies in the style and flow of the signature. I don't think it's real. The Wilder…"