Legendary Creature — Human Knight
Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad deals 1 damage to each opponent.
: Each player mills a card. (They each put the top card of their library into their graveyard.)
5/4

Aristocrat payoff that drains opponents when creatures die, same death-trigger role.

Pings each opponent on any creature death, stacks with Konrad.

Enchantment version of Blood Artist for redundant death payoff.

Black aristocrats commander that thrives on creature deaths.

Recursive creature to repeatedly trigger death payoffs.

Enables infinite sacrifice loops to drain via death triggers.

Death-trigger drain plus reach in a similar payoff slot.
→ Near-infinite mill
→ Infinite damage, Infinite lifegain triggers, Infinite self-discard triggers
→ Each opponent loses the game
→ Each opponent loses the game
→ Each opponent loses the game
→ Each opponent loses the game
If one or more creatures die at the same time as Syr Konrad, its first ability triggers for each of those creatures.
In a Two-Headed Giant game, Syr Konrad's first ability causes it to deal 1 damage twice.