Marvel· 1991★ Key Issue

The Incredible Hulk #377

1st appearance of the merged 'Professor' Hulk

Trap checkDon't buy these

19 listingson eBay right now look like this issue but aren't it — usually the cheapest ones on the page. Here's what's wrong with each, so you don't buy the wrong book.

Wrong printing$6.00
Incredible Hulk #377 • 2nd Print • Marvel Comics 1991 • DAMAGED 💩😢
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Wrong printing$15.00
The Incredible Hulk #377 (Marvel 1991) 2nd Print Gold - first app Prof. Hulk
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Wrong printing$17.49
🔑 Incredible Hulk #377 (1st Series) Marvel Comics Jan 1991 2nd Printing
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Wrong printing$17.99
🔑 Incredible Hulk #377 (1st Series) Marvel Comics Jan 1991 2nd Printing VF
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Wrong printing$19.99
The Incredible Hulk #377 (Marvel Comics 1991) Rare HTF 2nd Printing VF+
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Wrong volume$20.00
Incredible Hulk #377 (1962 Marvel 1st Series) Boarded Sleeved VF Free Shipping
Same title and issue number, but a different relaunch. Daredevil #1 exists in six volumes — the 1964 key and the 2023 reboot are not the same book.
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Wrong printing$22.49
INCREDIBLE HULK #377 Keown 2nd print VARIANT Peter David 1991 NM- HTF B
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Wrong printing$25.00
The Incredible Hulk #377 (Marvel Comics January 1991) 2nd Print
A later printing of this issue. Printings are separate markets: a 1st print can be worth many times a 2nd print of the same book.
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Guide value · CGC 9.8

$100

Estimated current value from PriceCharting

—

An estimate of what this grade is worth today, not a record of any sale. Guide values are trailing aggregates, so they lag a fast-moving book — a copy that just sold at auction may have gone for well above or below this.

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Only 1 copy on the market at this grade — nothing to compare it against.

Guide value

Updated	Grade	Estimate
Aug 29, 2026	CGC 9.8	$99.50

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Gradesearching: The Incredible Hulk #377 1991 CGC 9.8