Thunderheads

Replicate (When you cast this spell, copy it for each time you paid its replicate cost.)
Create a 3/3 blue Weird creature token with defender and flying. Exile it at the beginning of the next end step.

Living Wish

You may reveal a creature or land card you own from outside the game and put it into your hand. Exile Living Wish.

Trench Gorger

Trample
When Trench Gorger enters the battlefield, you may search your library for any number of land cards, exile them, then shuffle your library. If you do, Trench Gorger has base power and base toughness each equal to the number of cards exiled this way.

Ghost-Lit Stalker

, : Target player discards two cards. Activate this ability only any time you could cast a sorcery.
Channel — , Discard Ghost-Lit Stalker: Target player discards four cards. Activate this ability only any time you could cast a sorcery.

Realm Razer

When Realm Razer enters the battlefield, exile all lands.
When Realm Razer leaves the battlefield, return the exiled cards to the battlefield tapped under their owners’ control.

Naya Panorama

: Add .
, , Sacrifice Naya Panorama: Search your library for a basic Mountain, Forest, or Plains card and put it onto the battlefield tapped. Then shuffle your library.

Living Wish

You may reveal a creature or land card you own from outside the game and put it into your hand. Exile Living Wish.

Shrapnel Blast

As an additional cost to cast this spell, sacrifice an artifact.
Shrapnel Blast deals 5 damage to any target.

Remand

Counter target spell. If that spell is countered this way, put it into its owner’s hand instead of into that player’s graveyard.
Draw a card.

Pyromancer’s Swath

If an instant or sorcery source you control would deal damage to a permanent or player, it deals that much damage plus 2 to that permanent or player instead.
At the beginning of each end step, discard your hand.

Maelstrom Djinn

Flying
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When Maelstrom Djinn is turned face up, put two time counters on it and it gains vanishing. (At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Gift of Granite

Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature gets +0/+2.

Blizzard Specter

Flying
Whenever Blizzard Specter deals combat damage to a player, choose one —
• That player returns a permanent they control to its owner’s hand.
• That player discards a card.

Surging Dementia

Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.)
Target player discards a card.

Spell Snare

Counter target spell with converted mana cost 2.

Helium Squirter

Graft 3 (This creature enters the battlefield with three +1/+1 counters on it. Whenever another creature enters the battlefield, you may move a +1/+1 counter from this creature onto it.)
: Target creature with a +1/+1 counter on it gains flying until end of turn.

Shadow Lance

Enchant creature
Enchanted creature has first strike.
: Enchanted creature gets +2/+2 until end of turn.

Thunderheads

Replicate (When you cast this spell, copy it for each time you paid its replicate cost.)
Create a 3/3 blue Weird creature token with defender and flying. Exile it at the beginning of the next end step.

Shred Memory

Exile up to four target cards from a single graveyard.
Transmute (, Discard this card: Search your library for a card with the same converted mana cost as this card, reveal it, and put it into your hand. Then shuffle your library. Transmute only as a sorcery.)

Eye of the Storm

Whenever a player casts an instant or sorcery card, exile it. Then that player copies each instant or sorcery card exiled with Eye of the Storm. For each copy, the player may cast the copy without paying its mana cost.

Yuki-Onna

When Yuki-Onna enters the battlefield, destroy target artifact.
Whenever you cast a Spirit or Arcane spell, you may return Yuki-Onna to its owner’s hand.