Sower of Discord [Commander 2018] Troll Shaman "why did Urza build it

"why did Urza build it to be like me

The Quicksilver Sea hissed and bubbled at the indignity

Remove an arrowhead counter from Serrated Arrows: Put a -1/-1 counter on target creature

Set: Starter 1999 Type: Sorcery Rarity: Rare Cost: {2}{W} Tap all nonwhite creatures

Set: Born of the Gods Type: Creature — Skeleton Warrior Rarity: Mythic Cost: {4}{B}{B} {3}{B}{B}

Sower of Discord [Commander 2018] Troll Shaman "why did Urza build itSet: Commander 2018 Type: Creature Demon Rarity: Rare Cost: {4}{B}{B} Flying As Sower of Discord enters the battlefield, choose two players. Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life.