Goblin Trailblazer

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

Tomb Robber

Menace
, Discard a card: Tomb Robber explores. (Reveal the top card of your library. Put that card into your hand if it’s a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Voracious Vampire

Menace
When Voracious Vampire enters the battlefield, target Vampire you control gets +1/+1 and gains menace until end of turn.

Overt Operative

Menace
Whenever Overt Operative deals combat damage to a player, it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Goblin Haberdasher

Menace (This creature can’t be blocked except by two or more creatures.)
Other creatures you control wearing hats in their art have menace.

Boggart Brute

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

Dire Fleet Ravager

Menace, deathtouch
When Dire Fleet Ravager enters the battlefield, each player loses a third of their life, rounded up.

Fire Shrine Keeper

Menace
, , Sacrifice Fire Shrine Keeper: It deals 3 damage to each of up to two target creatures.

Rampaging Ferocidon

Menace
Players can’t gain life.
Whenever another creature enters the battlefield, Rampaging Ferocidon deals 1 damage to that creature’s controller.

Fathom Fleet Captain

Menace
Whenever Fathom Fleet Captain attacks, if you control another nontoken Pirate, you may pay . If you do, create a 2/2 black Pirate creature token with menace.

Fathom Fleet Captain

Menace
Whenever Fathom Fleet Captain attacks, if you control another nontoken Pirate, you may pay . If you do, create a 2/2 black Pirate creature token with menace.

Fathom Fleet Captain

Menace
Whenever Fathom Fleet Captain attacks, if you control another nontoken Pirate, you may pay . If you do, create a 2/2 black Pirate creature token with menace.

Dire Fleet Interloper

Menace
When Dire Fleet Interloper enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it’s a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Dire Fleet Ravager

Menace, deathtouch
When Dire Fleet Ravager enters the battlefield, each player loses a third of their life, rounded up.

Rampaging Ferocidon

Menace
Players can’t gain life.
Whenever another creature enters the battlefield, Rampaging Ferocidon deals 1 damage to that creature’s controller.

Kheru Mind-Eater

Menace
Whenever Kheru Mind-Eater deals combat damage to a player, that player exiles a card from their hand face down.
You may look at cards exiled with Kheru Mind-Eater, and you may play lands and cast spells from among those cards.

Mathas, Fiend Seeker

Menace
At the beginning of your end step, put a bounty counter on target creature an opponent controls. For as long as that creature has a bounty counter on it, it has “When this creature dies, each opponent draws a card and gains 2 life.”

Dreamstealer

Menace
Whenever Dreamstealer deals combat damage to a player, that player discards that many cards.
Eternalize (, Exile this card from your graveyard: Create a token that’s a copy of it, except it’s a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)

Dreamstealer

Menace
Whenever Dreamstealer deals combat damage to a player, that player discards that many cards.
Eternalize (, Exile this card from your graveyard: Create a token that’s a copy of it, except it’s a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)

Khenra Scrapper

Menace
You may exert Khenra Scrapper as it attacks. When you do, it gets +2/+0 until end of turn. (An exerted creature won’t untap during your next untap step.)

Stormblood Berserker

Bloodthirst 2 (If an opponent was dealt damage this turn, this creature enters the battlefield with two +1/+1 counters on it.)
Menace (This creature can’t be blocked except by two or more creatures.)

Bontu the Glorified

Menace, indestructible
Bontu the Glorified can’t attack or block unless a creature died under your control this turn.
, Sacrifice another creature: Scry 1. Each opponent loses 1 life and you gain 1 life.

Plague Belcher

Menace
When Plague Belcher enters the battlefield, put two -1/-1 counters on target creature you control.
Whenever another Zombie you control dies, each opponent loses 1 life.