Good job!  Genesis doesn’t mention Satan being involved, but Revelation 12:9 calls him out as being the instigator in the sin that plunged the world into darkness.

Now, several generations after Adam and Eve, there was a man named Methuselah who was the longest living person in history, with his age being specifically tied to God’s mercy of warning man that the flood was coming centuries before it happened.  Who was Methuselah’s daddy who preached about God’s chance for mercy?