Secrets of Strixhaven Singles

Whenever you gain life, put a +1/+1 counter on each Pest, Bat, Insect, Snake, and Spider you control.

Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life. {1}{B}{G}, {T}, Sacrifice a creature: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Converge — Target player draws X cards, Together as One deals X damage to any target, and you gain X life, where X is the number of colors of mana spent to cast this spell.

Each player loses half their life, then discards half the cards in their hand, then sacrifices half the permanents they control of their choice. Round down each time.

This land enters tapped unless you control two or more other lands. {T}: Add {B} or {G}.

Search your library for a creature card, reveal it, put it into your hand or graveyard, then shuffle.

Increment (Whenever you cast a spell, if the amount of mana you spent is greater than this creature's power or toughness, put a +1/+1 counter on this creature.) Whenever one or more +1/+1 counters are put on Berta, add one mana of any color....

Lands you control have "{T}: Add two mana of any one color. Spend this mana only to cast instant and sorcery spells." {T}: Draw a card. Activate only if you have seven or more cards in your hand.

Harmonized Trio {T}, Tap two untapped creatures you control: This creature becomes prepared. (While it's prepared, you may cast a copy of its spell. Doing so unprepares it.) Brainstorm Draw three cards, then put two cards from your hand on top of your library...

When this land enters, choose a land card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities. Lands with the chosen name have "{T}: Add {C}." {T}: Add {C}.

Destroy target creature or planeswalker. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.

Studious First-Year This creature enters prepared. (While it's prepared, you may cast a copy of its spell. Doing so unprepares it.) Rampant Growth Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Counter target spell. If you control a Wizard, add an amount of {C} equal to the amount of mana spent to cast that spell at the beginning of your next main phase.

Traumatic Critique deals X damage to any target. Draw two cards, then discard a card.

Spree (Choose one or more additional costs.)+ {1} — Copy target instant spell, sorcery spell, activated ability, or triggered ability. You may choose new targets for the copy.+ {1} — Change the target of target spell or ability with a single target.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Target player mills three cards.Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Double target creature's power until end of turn. Flashback {4}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target creature card from your graveyard to the battlefield.

Choose one — Each opponent sacrifices a nontoken creature of their choice. Each opponent sacrifices a creature token of their choice. Each opponent sacrifices a planeswalker of their choice.