Jacob Walker

Dawnhand Dissident

{T}, Blight 1: Surveil 1.
{T}, Blight 2: Exile target card from a graveyard.
During your turn, you may cast creature spells from among cards you own exiled with this creature by removing three counters from among creatures you control in addition to paying their other costs.

Wildgrove Summoner

When this creature enters, Forest cards in your hand and library perpetually become 3/4 Treefolk creatures in addition to their other types and gain reach and haste.
When this creature dies, seek two Forest cards and put them onto the battlefield.

Deepway Navigator

Flash
When this creature enters, untap each other Merfolk you control.
As long as you attacked with three or more Merfolk this turn, Merfolk you control get +1/+0.