Kiora of the Deep

: Creature spells you cast have affinity for Krakens, Leviathans, Octopuses, and Serpents. Kiora of the Deep can be your commander.
+1: Create a 1/1 blue Octopus creature token with hexproof.
-8: You get an emblem with, "Krakens, Leviathans, Octopuses, and Serpents you control get +1/+0 and can't be blocked."