It has a mush longer history. In last century it was played regulary in my chess club by @simonreusch who preferred the move order 2.Nc3 d5 3.Nf3 dxe4 4.Nxe4 Nf6 5.Neg5 h6 6.Nxf7. We analyzed it alot these days.
The Alien Gambit👽
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This is good only for blitz- either with 2.d4 or 2.Nf3 (as in #2).
No real compensation for the knight.
Caro-Kann Defense:Alien Gambit
The Alien Gambit is a chess opening played by content creator Witty_Alien and popularized by chess celebrities like IMs Levy Rozman and Eric Rosen. The Alien Gambit is a dangerous but unsound line White can play against the Caro-Kann Defense when White goes for the Tartakower Variation.