Assassin

Deathtouch
Whenever this creature deals damage to a planeswalker, destroy that planeswalker.

Assassin's Creed Tokens

Menace (This creature can't be blocked except by two or more creatures.)

Outlaws of Thunder Junction Commander Tokens

Commander Masters Tokens

March of the Machine Commander Tokens

Commander 2019 Tokens

Whenever this creature deals combat damage to a player, that player loses the game.

Vraska, Swarm's Eminence

Whenever a creature you control with deathtouch deals damage to a player or planeswalker, put a +1/+1 counter on that creature.
[−2]: Create a 1/1 black Assassin creature token with deathtouch and "Whenever this creature deals damage to a planeswalker, destroy that planeswalker."