Your search for "Magic Commander 2015 - Swell the Host" revealed the following:
Mizzium Mortars (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Noah Bradley Card Text:Mizzium Mortars deals 4 damage to target creature you don't control.Overload 3RRR (You may cast this spell for its overload cost....
Viridian Zealot (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Kev Walker Card Text:1G, Sacrifice Viridian Zealot: Destroy target artifact or enchantment.
Swamp (334) (C15) from Commander 2015, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jung Park
Underworld Connections (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Yeong-Hao Han Card Text:Enchant landEnchanted land has "T, Pay 1 life: Draw a card."
Skullwinder (C15) from Commander 2015, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: James Paick Card Text:Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)When Skullwinder enters the battlefield, return target card...
Herald of the Host (C15) from Commander 2015, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Nils Hamm Card Text:Flying, vigilanceMyriad (Whenever this creature attacks, for each opponent other than defending player, you may put a token that's...
Magus of the Wheel (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Carl Frank Card Text:1R, T, Sacrifice Magus of the Wheel: Each player discards his or her hand, then draws seven cards.
Command Tower (C15) from Commander 2015, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ryan Yee Card Text:T: Add to your mana pool one mana of any color in your commander's color identity.
Command Beacon (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Jonas De Ro Card Text:T: Add 1 to your mana pool.T, Sacrifice Command Beacon: Put your commander into your hand from the command zone....
Sigil of the Empty Throne (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Cyril Van Der Haegen Card Text:Whenever you cast an enchantment spell, put a 4/4 white Angel creature token with flying onto...
Tainted Wood (C15) from Commander 2015, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Rob Alexander Card Text:T: Add 1 to your mana pool.T: Add B or G to your mana pool. Activate this ability only if you...
Beastmaster Ascension (C15) from Commander 2015, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Alex Horley-Orlandelli Card Text:Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension.As long as Beastmaster Ascension has seven...