Doomsayer of Slaar

At the beginning of your upkeep, put a doom counter on Doomsayer of Slaar, then each player takes damage equal to the number of doom counters on Doomsayer of Slaar.
{3}{b}: Put a doom counter on Doomsayer of Slaar, then each player takes damage equal to the number of doom counters on Doomsayer of Slaar.