{2}{U}, {T}: Put target creature on the bottom of its owner's library. That creature's controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield and the rest on the bottom of their library in any order. Activate only as a sorcery.
When Protocol Knight enters the battlefield, tap target creature an opponent controls. Put a stun counter on that creature if you control another Knight.
"Ingress without proper writ of extraplanar intent? Unacceptable!"
Imprint — When Prototype Portal enters the battlefield, 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.
You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, your life total becomes 26. Your life total becomes 26.
There is power in prayer, regardless of who is listening.
When Provisions Merchant enters the battlefield, create a Food token. Whenever Provisions Merchant attacks, you may sacrifice a Food. If you do, attacking creatures get +1/+1 and gain trample until end of turn.
Provoke the Trolls deals 3 damage to any target. If a creature is dealt damage this way, it gets +5/+0 until end of turn.
"I like burning and pillaging as much as anyone, but sometimes it's just easier to throw a rock and let the trolls do the work." —Urik, Tuskeri raid leader
(Color indicator: Prowl, Pursuit Vehicle is white)
Living metal Whenever another creature or Vehicle enters the battlefield under your control, put a +1/+1 counter on Prowl. If this is the second time this ability has resolved this turn, convert Prowl.
More Than Meets the Eye {2}{W} Whenever Prowl attacks, exile up to one other target tapped creature or Vehicle. For as long as that card remains exiled, its owner may play it. Whenever a player plays a card exiled with Prowl, you draw a card and convert Prowl.
Whenever you sacrifice another creature, exile it. If that creature was a token, put a +1/+1 counter on Prowling Geistcatcher. When Prowling Geistcatcher leaves the battlefield, return each card exiled with it to the battlefield under your control.