The Port land subtype was the "keyword."

Ah. I thought teammate was. Funny enough, I think I would have noticed port had you not posted the whole cycle.

Maddening Whispers
Sorcery (C)
Quiet (This spell can't be countered by spells or abilities.)
Target opponent reveals their hand. You choose a nonland card from it. That player discards that card.
Subtle suggestions are the most dangerous.

Stalwart Stalwart
Creature - Stalwart
Vigilance
Resolute - As long as an opponent controls a creature with a higher converted mana cost than any of your creatures, Stalwart Stalwart gets +1/+0.
Did you know 'stalwart' is both an adjective and a noun?
2/2

Eye-Witness
Creature - Human Townsfolk (C)
When Eye-Witness enters the battlefield, it testifies. (Look at the top three card of your library. Exile one as this card's testimony and put the rest on the bottom of your library in any order.)
Eye-Witness can't be blocked by creatures with converted mana cost equal to its testimony.
"I saw the whole thing!"
2/1

Liespinner

Creature -- Spider Wizard (R)
Undermine 4 (Whenever this attacks, the defending player puts the top four cards of their library into their graveyard.)
Whenever Liespinner deals combat damage to a player, you may cast target instant or sorcery card from that player’s graveyard without paying its mana cost. Then exile that card.
2/4

Shooting Star
Sorcery (R)
Wish (You may cast this for its wish cost. If you do, each other player puts a copy of it on the stack.)
Shooting Star deals 3 damage to each creature your opponents control.
All wishes are doomed to come true.

Treeshifter Sage —
Creature — Elf Druid
Xyloid (This permanent is a Forest land in addition to its other types as long as it's on the battlefield.)
1/1

Sky Diver
Creature - Human Townsfolk
Flying
When Sky Diver dies, YOLO and toss its remains over the battlefield. Put a flying counter on each creature its remains touches. Then eliminate the remains. (To YOLO, physically rip the card into two or more pieces.)
2/2

Final Fantasy —
Artifact (R)
Final Fantasy enters the battlefield with X +1/+1 counters on it.
: Move a +1/+1 counter from Final Fantasy onto target creature.
Zanarkand—If there's a land card in your graveyard, you may cast Final Fantasy as though it had flash and activate its abilities without paying their activation costs.

Priestess of Syzygy —
Creature — Moonfolk Cleric (U)
Flying
Astral—As long the number of cards in your hand is greater than or equal to seven, Priestess of Syzygy gets +0/+2 and has lifelink.
2/2

Morning Skitter
Creature - Lizard (C)
Haste, bask (This permanent doesn't exist during your opponents' turns.)
"If you've never seen the sunrise, you've never seen a skitter."
—Viashino saying
2/1

Triphop Alley
Land (U)
Triphop Alley enters the battlefield tapped.
: Add or to your mana pool.
Dance battle — At the beginning of your end step, if this permanent tapped more times this turn than any other permanent you control, draw a card, then discard a card.

Belfry Hellscreamer —
Creature — Bat Hag Spirit (U)
Belfry Hellscreamer enters the battlefield tapped.
Ephemeralize (You may cast this card for its ephemeralize cost during your declare attackers step. If you do, it enters the battlefield tapped and attacking with a -1/-1 counter on it.)
2/2

Pestilence —
Legendary Creature — Rat God Incarnation (M)
Trample, menace
: Grotesquerie 1 (If this creature isn't grotesque, put a -1/-1 counter on it and it becomes grotesque.)
As long as Pestilence is grotesque, it has infect, haste, and protection from tokens.
6/6

But Pestilence is such a well known card!

Madrush Miscreant
Creature - Satyr Warrior (R)
Haste
Heroic - At the beginning of your end step, return Madrush Miscreant to its owner's hand unless you cast a spell that targeted it this turn.
"The songs of war drive me on,
Toward a sun that's doomed to set
Without a single ray of warmth
Given to my kin."
—The Dryad's Last Lullaby, v. 177
3/3