Masked Vandal

Changeling (This card is every creature type.)
When this creature enters, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

Changeling Outcast

Changeling (This card is every creature type.)
This creature can't block and can't be blocked.

Universal Automaton

Changeling (This card is every creature type.)

Guardian Gladewalker

Changeling (This card is every creature type.)
When this creature enters, put a +1/+1 counter on target creature.

Skeletal Changeling

Changeling (This card is every creature type.)
{1}{B}: Regenerate this creature.