Draw four cards. You lose half your life, rounded up.

, : Untap target creature.

At the beginning of your upkeep, you may exile the top card of your library face down.
, Discard your hand, Sacrifice Kyren Archive: Put all cards exiled with Kyren Archive into their owner's hand.

Kicker (You may pay an additional as you cast this spell.)
Prevent the next 2 damage that would be dealt to any target this turn. If this spell was kicked, prevent the next 4 damage that would be dealt to that permanent or player this turn instead.

This turn and next turn, creatures can't attack, and players and permanents can't be the targets of spells or activated abilities.

: Add .
, Sacrifice Quicksand: Target attacking creature without flying gets -1/-2 until end of turn.

Rhystic Lightning deals 4 damage to any target unless that permanent's controller or that player pays . If they do, Rhystic Lightning deals 2 damage to the permanent or player.

Draw three cards. Then if any player pays , discard three cards.

, Sacrifice Riptide Chronologist: Untap all creatures of the creature type of your choice.

: Rootwalla gets +2/+2 until end of turn. Activate this ability only once each turn.

: Add .
: Add or . Rootwater Depths doesn't untap during your next untap step.

When Serpent Assassin enters the battlefield, you may destroy target nonblack creature.

When Serpent Warrior enters the battlefield, you lose 3 life.

Skyshroud Forest enters the battlefield tapped.
: Add .
: Add or . Skyshroud Forest deals 1 damage to you.

, Sacrifice Snake Basket: Create X 1/1 green Snake creature tokens. Activate this ability only any time you could cast a sorcery.

: Target attacking creature gets -1/-0 until end of turn.

, : Return target permanent to its owner's hand.

: Testament of Faith becomes an X/X Wall creature with defender in addition to its other types until end of turn.

Enchant creature
When Thirst enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
At the beginning of your upkeep, sacrifice Thirst unless you pay .