Centaur Battlemaster | Creature | Centaur Warrior | Heroic — Whenever you cast a spell that targets Centaur Battlemaster, put three +1/+1 counters on Centaur Battlemaster. | Kev Walker
Karametra's Acolyte | Creature | Human Druid | {T}: Add an amount of {G} equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) | Chase Stone
Nemesis of Mortals | Creature | Snake | This spell costs {1} less to cast for each creature card in your graveyard.
{7}{G}{G}: Monstrosity 5. This ability costs {1} less to activate for each creature card in your graveyard. (If this creature isn't monstrous, put five +1/+1 counters on it and it becomes monstrous.) | Mathias Kollros
Nylea's Emissary | Enchantment Creature | Cat | Bestow {5}{G} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
Trample
Enchanted creature gets +3/+3 and has trample. | Sam Burley
Satyr Piper | Creature | Satyr Rogue | {3}{G}: Target creature must be blocked this turn if able. | Christopher Moeller
Chronicler of Heroes | Creature | Centaur Wizard | When Chronicler of Heroes enters the battlefield, draw a card if you control a creature with a +1/+1 counter on it. | John Stanko
Horizon Chimera | Creature | Chimera | Flash
Flying, trample
Whenever you draw a card, you gain 1 life. | Sam Burley
Pharika's Mender | Creature | Gorgon | When Pharika's Mender enters the battlefield, you may return target creature or enchantment card from your graveyard to your hand. | Peter Mohrbacher