Whenever Parapet Rake deals combat damage to a player, you may put your choice of a flying counter or hexproof counter on Parapet Rake. If you don't, draw a card.

Indulgence
Whenever you indulge, create a Treasure token.

Choose up to three different kinds of counters on permanents you control. For each of those kinds, you may put a counter of that kind on a permanent you control that doesn't have one.
Draw a card.

Flash
When Permafrost Lynx enters, target creature you don't control doesn't untap during its controller's next untap step.

Defender
{2}{U}{U}: Permafrost Sentry becomes a copy of target Ruin you control.

Defender
Approval — Political Prisoner can attack as though it didn't have defender as long as the number of colors among permanents you control is greater than the number of colors among permanents defending player controls.

Choose target nonland permanent you control and up to two target nonland permanents you don't control. Return those permanents to their owner's hands.

Whenever you cast a spell, you may pay {X}, where X is that spell's mana value. If you do, copy it. You may choose new targets for the copy. Do this only once each turn.

As an additional cost to cast spells during an opponent's turn, you may pay {U} and reveal Promethean Jaxl from your hand. If you do, you get a lurk counter.
Flash
Promethean Jaxl enters tapped.
When Promethean Jaxl enters, you draw a card for each lurk counter you have, then you lose all lurk counters.

Flash
Ward {4}
When Psychedelic Serpent enters, gain control of target instant spell, sorcery spell, activated ability, or triggered ability. You may choose new targets for it.

Exchange control of target spell or creature you control and target spell or creature an opponent controls. Controllers of spells exchanged this way may choose new targets for them.

Flash
This spell costs {1} less to cast for each permanent with flash you control and each instant card in your graveyard.
Ward {2}

Choose one —
• Draw three cards.
• Return up to two target creatures to their owners' hands.

Draw three cards, then discard a card.
If it's not an extra turn and you've amped it up twice this turn, take an extra turn after this one.
Exile Real Virtuality.

Choose one or both —
• Return target creature to its owner's hand.
• Return a creature with the greatest power or tied for the greatest power to its owner's hand.

Choose one —
• Draw two cards.
• Put a +1/+1 counter on target creature, scry 1, then draw a card.

Whenever Recurring Visions enters or you cast a spell which had its flashback cost paid, surveil 3.

Counter target spell unless its controller pays {2}. Look at its controller's hand and the top card of their library.

Counter target spell with mana value X. If that spell is targeting you or a creature you control, you may choose new targets for it instead.

When Research Grant enters, look at the top three cards of your library. Put one into your hand and the rest into your graveyard.
You've cast two or more spells this turn.
You've drawn two or more cards this turn.

Counter target spell. Untap up to four lands.

Draw a card. If you've amped it up this turn, creatures your opponents control get -1/-0 until end of turn.

Tap target creature. It can't become untapped for as long as you control a creature named Tidewake Walker.

Runway Mech enters with a +1/+1 counter on it.

Draw three cards, then discard a card. If you controlled a white permanent as you cast this spell, tap up to one target nonland permanent.