Unlocking him automatically runs cold storages and multiplies speed by 2.
He can be unlocked at Rank 42.
It seems that Isaac Culkin references Macaulay Culkin , particularly his character Kevin McCallister in the 1990 film Home Alone. It also incorporated design elements of Isaac Chroner from the 1984 adaptation of Stephen King's Children of the Corn.
The researcher's quote is a reference to a line spoke by Culkin's character in Home Alone.
|Isaac Culkin||Speed||Science cost||Copies needed|