msem-instigator

When Paralysis Specialist enters, up to two target creatures don't untap during their controller's next untap step.

Enchant creature
Enchanted creature gets -4/-0.
Mirage {U} (You may cast this spell as though it had flash for its mirage cost. If you do, sacrifice it at the beginning of the next cleanup step.)

Whenever an artifact or enchantment you control enters, target player mills two cards.

Parasol Twirler has flying as long as you control an artifact.

Enchant land
Enchanted land has “{T}: When target creature deals combat damage to an opponent this turn, draw a card. Activate only as a sorcery.”

Patent Thief gets +1/+1 and can't be blocked as long as an artifact was put into your graveyard from the battlefield this turn.

Whenever Path Lighter deals combat damage to a player, it explores. (Reveal the top card of your library. Put it into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then you may put that card in your graveyard.)

When Path Through the Planes enters, draw a card, then choose a card name.
You may cast spells with the chosen name without paying their mana costs.

Look at the top three cards of your library, then put them back in any order. If you've cast a spell named Whisper of the Winds this turn, draw a card.
Inscribe {2}{U} ({2}{U}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)

When Paths Untaken enters, draw a card.
If a spell or ability would have you choose a card name, you may choose two card names instead. (It follows the same restrictions. Effects of that spell or ability apply for each name chosen for it.)

Whenever you create one or more tokens, scry 1.
{3}{U}, Sacrifice Pathshaper Mage: Aetherize target creature you control. Activate only as a sorcery. (To aetherize, create a token that's a copy of it, then exile that token.)

Whenever you cast an instant spell during your main phase, copy that spell. You may choose new targets for the copies.

Patient Optimizer gets +4/+4 as long as it has four or more kinds of counters on it.
Whenever you draw your second card each turn, upgrade Patient Optimizer. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Flying
• Hexproof
• Prowess

Whenever an opponent casts a spell, sacrifice Patient Orchestration. If you do, look at the top X cards of your library, where X is that spell's mana value. Put up to two of them into your hand and the rest on the bottom of your library in any order.

Prowess
Whenever Paul attacks, look at the top card of your library. If it's a noncreature card, you may cast it. If you don't cast the card, you may put it into your graveyard. (You still pay the spell's cost.)

Flying
At the beginning of your upkeep, reveal the top card of your library. If it's a creature card, create a 1/1 blue Bird creature token with flying.

Draw a card.
If this is the second spell you cast this turn, scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

When Peddler of Commonwares enters, you may draw a card. If you do, discard a card.

Scry 3.
Monument {1}{U}{U} (You may cast this transformed from your graveyard for its monument cost. Exile it if it would leave the battlefield or not resolve.)

Return target creature you control and target creature you don't control to their owners' hands.

Look at the top five cards of your library. You may reveal an enchantment, instant, or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Reveal the top two cards of your library. Put one of them into your hand, then target opponent may have you put the other on the bottom of your library. (Otherwise put it back on top.)

This spell costs {1} less to cast for each Angel and/or Nephilim you control.
Draw X cards.

Whenever you cast a spell that doesn't share a color with Pelt Mystic, you may scry 1.

Enchant creature you control
Enchanted creature has “{T}: Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.”
{6}{U}{U}, Exile Perceive Eons from the battlefield or your graveyard: Shuffle your graveyard into your library. Take an extra turn after this one. Activate only as a sorcery.