Commander 2015/Swell the Host

Swell the Host is a 100 card Commander preconstructed deck, featured in Commander 2015. It is bicolor blue/green. The primary theme of the deck is +1/+1 counters, and the secondary theme is snakes. The primary new commander is Ezuri, Claw of Progress, the secondary new commander is Kaseto, Orochi Archmage, and the reprint commander is Prime Speaker Zegana.

Decklist
 Commander 1 Ezuri, Claw of Progress

Creatures 1 Arbor Colossus 1 Bane of Progress 1 Broodbirth Viper 1 Caller of the Claw 1 Caller of the Pack 1 Chameleon Colossus 1 Coiling Oracle 1 Cold-Eyed Selkie 1 Elvish Visionary 1 Eternal Witness 1 Experiment One 1 Forgotten Ancient 1 Great Oak Guardian 1 Illusory Ambusher 1 Kaseto, Orochi Archmage 1 Loaming Shaman 1 Lorescale Coatl 1 Mulldrifter 1 Mystic Snake 1 Ninja of the Deep Hours 1 Noble Quarry 1 Ohran Viper 1 Patagia Viper 1 Plaxmanta 1 Prime Speaker Zegana 1 Sakura-Tribe Elder 1 Skullwinder 1 Solemn Simulacrum 1 Stingerfling Spider 1 Thelonite Hermit 1 Trygon Predator 1 Viridian Shaman 1 Wistful Selkie

Enchantments 1 Beastmaster Ascension 1 Day of the Dragons

Sorceries 1 Biomantic Mastery 1 Desert Twister 1 Ezuri's Predation 1 Kodama's Reach 1 Overrun 1 Rampant Growth 1 Verdant Confluence

Instants 1 Arachnogenesis 1 Cobra Trap 1 Krosan Grip 1 Mirror Match 1 Rapid Hybridization 1 Snakeform 1 Synthetic Destiny

Artifacts 1 Bident of Thassa 1 Orochi Hatchery 1 Scytheclaw 1 Simic Keyrune 1 Simic Signet 1 Sol Ring 1 Swiftfoot Boots 1 Sword of Vengeance 1 Thought Vessel

Lands 14 Forest 11 Island 1 Command Beacon 1 Command Tower 1 Evolving Wilds 1 High Market 1 Llanowar Reborn 1 Mosswort Bridge 1 Novijen, Heart of Progress 1 Oran-Rief, the Vastwood 1 Reliquary Tower 1 Simic Growth Chamber 1 Simic Guildgate 1 Terramorphic Expanse 1 Thornwood Falls 1 Vivid Creek 1 Vivid Grove 1 Zoetic Cavern 

New cards
The new cards in the deck are:
 * 1) Arachnogenesis
 * 2) Broodbirth Viper
 * 3) Command Beacon
 * 4) Ezuri, Claw of Progress
 * 5) Ezuri's Predation</c>
 * 6) Gigantoplasm</c>
 * 7) Great Oak Guardian</c>
 * 8) Illusory Ambusher</c>
 * 9) Kaseto, Orochi Archmage</c>
 * 10) Mirror Match</c>
 * 11) Scytheclaw</c>
 * 12) Skullwinder</c>
 * 13) Synthetic Destiny</c>
 * 14) Thought Vessel</c>
 * 15) Verdant Confluence</c>

Double-faced tokens
The deck comes with 10 double-faced tokens:


 * 1 Experience counter card (both sides)
 * 2 1/1 Snake  1/1  Saproling
 * 2 1/1 Snake  1/1  Saproling
 * 2 1/1 Snake  4/4  Beast
 * 1 1/2 Spider with Reach   2/2 Bear
 * 1 1/2  Spider with Reach   5/5 Dragon with Flying
 * 1 0/0 Germ   3/3 Frog Lizard