Sean (Fallout)

Sean is a dead super mutant found in a random encounter, with the remains of a some caravan traders. According to the source text this is the remains of a Mutant attack. On examining the remains of Sean, this message appears in the Pip-Boy:

Through all the mutated flesh and muscle you somehow recognize one of the mutants to be Sean, one of the scouts sent out by your Vault a few months before you left.

Appearances
Sean is only mentioned in Fallout.