As Shimmer enters the battlefield, choose a land type.
Each land of the chosen type has phasing. (It phases in or out before its controller untaps during each of their untap steps. While it's phased out, it's treated as though it doesn't exist.)

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
Whenever Sidar Jabari attacks, tap target creature defending player controls.

Target player reveals their hand. For each blue instant card revealed this way, that player discards that card unless they pay 4 life.

Flying
When Skulking Ghost becomes the target of a spell or ability, sacrifice it.

Sky Diamond enters the battlefield tapped.
: Add .

You may cast Soar as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.
Enchant creature
Enchanted creature gets +0/+1 and has flying.

Soul Echo enters the battlefield with X echo counters on it.
You don't lose the game for having 0 or less life.
At the beginning of your upkeep, sacrifice Soul Echo if there are no echo counters on it. Otherwise, target opponent may choose that for each 1 damage that would be dealt to you until your next upkeep, you remove an echo counter from Soul Echo instead.

Destroy target creature if it's white. A creature destroyed this way can't be regenerated.
Draw a card at the beginning of the next turn's upkeep.

Target creature you control gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard. Sacrifice that creature at the beginning of the next end step.

Pay 1 life: Until your next upkeep, target permanent can't phase out.

As long as Spectral Guardian is untapped, noncreature artifacts have shroud. (They can't be the targets of spells or abilities.)

Flying, trample, haste, protection from black
Spirit of the Night has first strike as long as it's attacking.

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

Stalking Tiger can't be blocked by more than one creature.

Destroy target land.

Target opponent discards a card at random, then discards a card.

Protection from red
: Subterranean Spirit deals 1 damage to each creature without flying.

Defender (This creature can't attack.)
Flying
Sunweb can't block creatures with power 2 or less.

Superior Numbers deals damage to target creature equal to the number of creatures you control in excess of the number of creatures target opponent controls.

Suq'Ata Firewalker can't be the target of red spells or abilities from red sources.
: Suq'Ata Firewalker deals 1 damage to any target.