How can I Improve my blue green commander deck?

Commander Arixmethes, Slumbering Isle 1 Nimbus Swimmer 1 Whisperer of the Wilds 1 Quirion Elves 1 Voyaging Satyr 1 Beastcaller Savant 1 Drover of the Mighty 1 Fierce Empath 1 Kiora s Follower 1 Reclamation Sage 1 Tatyova, Benthic Druid 1 Goreclaw, Terror of Qal Sisma 1 Kederekt Leviathan 1 Scrapdiver Serpent 1... show more Commander
Arixmethes, Slumbering Isle

1 Nimbus Swimmer
1 Whisperer of the Wilds
1 Quirion Elves
1 Voyaging Satyr
1 Beastcaller Savant
1 Drover of the Mighty
1 Fierce Empath
1 Kiora s Follower
1 Reclamation Sage
1 Tatyova, Benthic Druid
1 Goreclaw, Terror of Qal Sisma
1 Kederekt Leviathan
1 Scrapdiver Serpent
1 Stormsurge Kraken
1 Elder Deep-Fiend
1 Gearseeker Serpent
1 Striped Riverwinder
1 Tidal Kraken
1 Simic Sky Swallower
1 Deep-Sea Kraken
1 Trench Gorger
1 Shipbreaker Kraken
1 Kraken of the Straits
1 Pearl Lake Ancient
1 Scourge of Fleets
1 Aethersquall Ancient
1 Fleet Swallower
1 Benthic Behemoth
1 Lorthos, the Tidemaker
1 Stormtide Leviathan
1 Tromokratis
1 Slinn Voda, the Rising Deep
1 Grozoth
1 Breaching Leviathan
1 Pemmin s Aura
1 Freed from the Real
1 Quest for Ula s Temple
1 Colossal Majesty
1 Archetype of Imagination
14 Island
13 Forest
1 Terramorphic Expanse
1 Mosswort Bridge
1 Bant Panorama
1 Evolving Wilds
1 Rogue s Passage
1 Thornwood Falls
1 Warped Landscape
1 Woodland Stream
1 Wayfarer s Bauble
1 Prismatic Lens
1 Sphere of the Suns
1 Bident of Thassa
1 Simic Signet
1 Dragon Throne of Tarkir
1 Hedron Archive
1 Inkwell Leviathan
1 Stroke of Genius
1 Rewind
1 Blue Sun s Zenith
1 Naturalize
1 Negate
1 Engulf the Shore
1 Unwind
1 Frantic Search
1 Far Wanderings
1 Edge of Autumn
1 Soul s Majesty
1 Whelming Wave
1 Rush of Knowledge
1 Displacement Wave
1 Traverse the Outlands
1 Broken Bond
1 Kiora, the Crashing Wave
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