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

Vicious Rumors deals 1 damage to each opponent. Each opponent discards a card, then puts the top card of their library into their graveyard. You gain 1 life.

{1}{B}: Veiled Shade gets +1/+1 until end of turn.

When Spinal Centipede dies, put a +1/+1 counter on target creature you control.

Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it.

All creatures get -1/-1 until end of turn.
Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on the top of your library in any order.)

Deathtouch

Destroy target creature.
Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Enchant creature
Enchanted creature gets -2/-2.

Rules Text

Lifelink

When Burglar Rat enters the battlefield, each opponent discards a card.

Flying (This creature can't be blocked except by creatures with flying or reach.)