Horizon Canopy

, Pay 1 life: Add or .
, , Sacrifice Horizon Canopy: Draw a card.

Dust Bowl

: Add .
, , Sacrifice a land: Destroy target nonbasic land.

Looming Spires

Looming Spires enters the battlefield tapped.
When Looming Spires enters the battlefield, target creature gets +1/+1 and gains first strike until end of turn.
: Add .

Explosive Vegetation

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle your library.

Mystic Monastery

Mystic Monastery enters the battlefield tapped.
: Add , , or .

Mystic Monastery

Mystic Monastery enters the battlefield tapped.
: Add , , or .

Coral Barrier

Defender (This creature can’t attack.)
When Coral Barrier enters the battlefield, create a 1/1 blue Squid creature token with islandwalk. (It can’t be blocked as long as defending player controls an Island.)

Exploration

You may play an additional land on each of your turns.