Secrets of Strixhaven Singles

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Defacing Duskmage Deathtouch Whenever an opponent draws their second card each turn, this creature becomes prepared. (While it's prepared, you may cast a copy of its spell. Doing so unprepares it.) Vandal's Edit Draw two cards. Each player loses 2 life.

At the beginning of your end step, for each player, put a +1/+1 counter on up to one target creature that player controls. Each creature with one or more counters on it can't attack you or planeswalkers you control unless its controller pays {X},...

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

Whenever this creature or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add {C}."

This land enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {R} or {W}.) This land enters tapped unless your opponents control eight or more lands.

Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it.) Shuffle your library, then reveal cards from the top of it until you reveal a nonland card. Exile that card and put the rest...

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Volcanic...

Whenever an enchantment you control enters, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

({T}: Add {G} or {U}.) This land enters tapped.

At the beginning of each upkeep, if you control no Snakes, create a 1/1 black Snake creature token with deathtouch.

Each creature that's enchanted by an Aura you control can't attack you or planeswalkers you control. At the beginning of your end step, each opponent loses X life and you gain X life, where X is the number of Auras you control.

({T}: Add {G} or {U}.) This land enters tapped unless your opponents control eight or more lands.

This land enters tapped. {T}: Add {R} or {W}. {4}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Target creature you control gets +X/+X and gains hexproof and indestructible until end of turn. (It can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

Exile target instant or sorcery card from your graveyard. Creatures you control get +X/+0 until end of turn, where X is that card's mana value. Whenever a creature you control deals combat damage to a player this turn, copy the exiled card. You may...

Whenever this creature or another creature dies, target player loses 1 life and you gain 1 life.

{T}: Add {C}. {T}: Add {B} or {G}. This artifact deals 1 damage to you.

Flying, protection from black Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, return target creature card from your graveyard...