Sacrifice any number of lands. Search your library for up to that many land cards, put them onto the battlefield tapped, then shuffle.

Choose a card name. Exile the top six cards of your library, then reveal cards from the top of your library until you reveal a card with the chosen name. Put that card into your hand and exile all other cards revealed this way.

Counter target spell.

At the beginning of your upkeep, if an opponent controls three or more creatures, sacrifice this enchantment, search your library for up to two creature cards, put those cards onto the battlefield, then shuffle.

Flying
Whenever Kaalia attacks an opponent, you may put an Angel, Demon, or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.
Counter target spell.

Deathtouch
Whenever you draw a card, you gain 2 life.
Whenever an opponent draws a card, they lose 2 life.

This artifact doesn't untap during your untap step.
At the beginning of your upkeep, you may pay . If you do, untap this artifact.
At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you.
: Add .

At the beginning of your upkeep, flip a coin. If you lose the flip, this artifact deals 3 damage to you.
: Add .

Whenever a creature enters, its controller sacrifices a creature or land of their choice.

Each player draws a card for each creature card in their graveyard.

, Sacrifice this artifact: Add one mana of any color.

This land enters tapped with two depletion counters on it.
, Remove a depletion counter from this land: Add . If there are no depletion counters on this land, sacrifice it.

Flying
Echo (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.)
: This creature gets +1/+0 until end of turn.

: Add . This land deals 2 damage to you.

, : Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate only during your upkeep.
When this artifact is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with this artifact but that a mire counter has not been removed from with this artifact.

Cast this spell only before the combat damage step.
Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.

Zhou Yu can't attack unless defending player controls an Island.

Flying
: This creature gets +0/+1 until end of turn.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)