1000 B.C. approx:
Rode with Methos, Kronos and Caspian.
They did exactly as they pleased across two continents - rape, murder, burning settlements.

History looks back on them as "The Four Horseman of the Apocolypse"

The four raid a nomad camp where Cassandra is living

1997:
In the Ukraine, he meets with Methos and Kronos
Helps Methos and Kronos break Caspian out of an insane asylum in Romania
France, word wars between him and Caspian again like the centuries haven't past, but gets upset when Caspian threatens him.
Kidnaps Cassandra
Fights Duncan but not to the finish.
Methos stops him from beheading Cassandra
Beheaded by Methos.

seen in:

Comes A Horseman

Revelations 6:8