Kayn, the reaper

Whenever you destroy a creature put a blue
counter on this card. Whenever you deal damage
to a player put a red counter on this card.
If Kayn, the reaper has 3 blue counters you may
exile this card and create a token named Kayn,
shadow assassin. If this card has 3 red counters
you may exilethis card and create a token named
Rhaast, darkin assassin.
"Cowering in the light—how foolish!"