Prototype Portal
{4}
Artifact
Imprint -- When ~this~ enters, you may exile an artifact card from your hand.
{X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card.
Soul Foundry
{4}
Artifact
Imprint -- When ~this~ enters, you may exile a creature card from your hand.
{X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card.