Hinterland Harbor

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island. {T}: Add {G} or {U} to your mana pool.

Llanowar Elves

Tap to add green mana to your mana pool. This tap can be played as an interrupt.

Aether Hub

Angel of Invention

Botanical Sanctum

Minister of Inquiries

Servant of the Conduit

Aethersphere Harvester

Baral's Expertise

Trophy Mage

Walking Ballista

Gate to the Afterlife

Champion of Wits

God-Pharaoh's Gift

Ipnu Rivulet

Jace's Defeat

Kefnet's Last Word

Merfolk Branchwalker

1G

Spell Pierce

U

Wildgrowth Walker

1G

Jadelight Ranger

When Jadelight Ranger enters the battlefield, it explores, then it explores again. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard. Then repeat this process.)

Negate

Counter target noncreature spell.

Sorcerous Spyglass

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Island

({T}: Add {U}.)

Forest

({T}: Add {G}.)