Cutthroat Centurion

Sacrifice another artifact or creature: Cutthroat Centurion gets +2/+2 until end of turn. Activate only once each turn.

Chimney Rabble

Haste
When Chimney Rabble enters the battlefield, create a 1/1 red Phyrexian Goblin creature token.

Unctus's Retrofitter

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
When Unctus's Retrofitter enters the battlefield, up to one target artifact you control becomes an artifact creature with base power and toughness 4/4 for as long as Unctus's Retrofitter remains on the battlefield.

Shattering Finale

Casualty 1
Target creature an opponent controls perpetually gets -0/-3.

Arming Gala

At the beginning of your end step, creatures you control and creature cards in your hand, library, and graveyard perpetually get +1/+1.

Civic Gardener

Whenever Civic Gardener attacks, untap target creature or land.

Menagerie Curator

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.
Whenever you cast a creature spell that doesn't share a creature type with a creature card in your library, draw a card.

Cutthroat Contender

Pay 1 life: Cutthroat Contender gets +1/+0 until end of turn. Activate only once each turn.

Monument to Perfection

{3}, {T}: Search your library for a basic, Sphere, or Locus land card, reveal it, put it into your hand, then shuffle.
{3}: Monument to Perfection becomes a 9/9 Phyrexian Construct artifact creature, loses all abilities, and gains indestructible and toxic 9. Activate only if there are nine or more lands with different names among the basic, Sphere, and Locus lands you control.

Chittering Skitterling

Corrupted — Sacrifice an artifact or creature: Draw a card. Activate only if an opponent has three or more poison counters and only once each turn.

Cabaretti Courtyard

When Cabaretti Courtyard enters the battlefield, sacrifice it. When you do, search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Cruel Grimnarch

Deathtouch
When Cruel Grimnarch enters the battlefield, each opponent discards a card. For each opponent who can't, you gain 4 life.

Ichorspit Basilisk

Deathtouch
Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Speakeasy Server

Flying
When Speakeasy Server enters the battlefield, you gain 1 life for each other creature you control.