
Steel Hellkite | Artifact Creature | Dragon | Flying
{2}: This creature gets +1/+0 until end of turn.
{X}: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by this creature this turn. Activate only once each turn. | Jaime Jones

Scrawling Crawler | Artifact Creature | Phyrexian Construct | At the beginning of your upkeep, each player draws a card.
Whenever an opponent draws a card, that player loses 1 life. | Miro Petrov

Burnished Hart | Artifact Creature | Elk | {3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. | Yeong-Hao Han

Campus Guide | Artifact Creature | Golem | When Campus Guide enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top. | Slawomir Maniak

Gleaming Barrier | Artifact Creature | Wall | Defender
When Gleaming Barrier dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") | Jason Felix

Juggernaut | Artifact Creature | Juggernaut | Juggernaut attacks each combat if able.
Juggernaut can't be blocked by Walls. | Kev Walker

Meteor Golem | Artifact Creature | Golem | When Meteor Golem enters, destroy target nonland permanent an opponent controls. | Lake Hurwitz

Solemn Simulacrum | Artifact Creature | Golem | When Solemn Simulacrum enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card. | Dan Murayama Scott