Death's Shadow gets -X/-X, where X is your life total.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) Cycling—Pay 2 life. (Pay 2 life, Discard this card: Draw a card.)

At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.

At the beginning of your upkeep, the Ring tempts you. Whenever you choose a creature as your Ring-bearer, you may pay 2 life. If you do, draw a card.

This spell can't be countered. Destroy target nonland permanent with mana value 3 or less.

Destroy target creature if it has mana value 2 or less. Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn.

({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

({T}: Add {B} or {G}.) As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

({T}: Add {B}.)

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

Target player reveals their hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Escalate—Discard a card. (Pay this cost for each mode chosen beyond the first.) Choose one or more — • Target opponent reveals their hand. You choose an instant or sorcery card from it. That player discards that card. • Target creature gets -2/-2 until end of turn. • Target opponent loses 2 life and you gain 2 life.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives.

Counter target instant or sorcery spell unless its controller pays {1}. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Target player reveals their hand. You choose a nonland card from it with mana value 3 or less. That player discards that card.

If Leyline of the Void is in your opening hand, you may begin the game with it on the battlefield. If a card would be put into an opponent's graveyard from anywhere, exile it instead.

Destroy target artifact or enchantment. Its controller gains 4 life.