Nemesis of Mortals

Anthousa, Setessan Hero

Legendary Creature — Human Warrior (4/5)

Heroic — Whenever you cast a spell that targets Anthousa, Setessan Hero, up to three target lands you control each become 2/2 Warrior creatures until end of turn. They're still lands.

Arbor Colossus

Creature — Giant (6/6)

Reach
: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When Arbor Colossus becomes monstrous, destroy target creature with flying an opponent controls.

Nessian Asp

Creature — Snake (4/5)

Reach
: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)

Centaur Battlemaster

Creature — Centaur Warrior (3/3)

Heroic — Whenever you cast a spell that targets Centaur Battlemaster, put three +1/+1 counters on Centaur Battlemaster.

Pheres-Band Centaurs

Creature — Centaur Warrior (3/7)

Vulpine Goliath

Creature — Fox (6/5)

Trample

Prophet of Kruphix

Creature — Human Wizard (2/3)

Untap all creatures and lands you control during each other player's untap step.
You may cast creature spells as though they had flash.

Pharika's Mender

Creature — Gorgon (4/3)

When Pharika's Mender enters the battlefield, you may return target creature or enchantment card from your graveyard to your hand.

Underworld Cerberus

Creature — Dog (6/6)

Underworld Cerberus can't be blocked except by three or more creatures.
Cards in graveyards can't be the targets of spells or abilities.
When Underworld Cerberus dies, exile it and each player returns all creature cards from their graveyard to their hand.

Boon Satyr

Enchantment Creature — Satyr (4/2)

Flash
Bestow (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.)
Enchanted creature gets +4/+2.

Celestial Archon

Enchantment Creature — Archon (4/4)

Bestow (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.)
Flying, first strike
Enchanted creature gets +4/+4 and has flying and first strike.

Leafcrown Dryad

Enchantment Creature — Nymph Dryad (2/2)

Bestow (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.)
Reach
Enchanted creature gets +2/+2 and has reach.

Nylea's Emissary

Enchantment Creature — Cat (3/3)

Bestow (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.

Sealock Monster

Creature — Octopus (5/5)

Sealock Monster can't attack unless defending player controls an Island.
: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When Sealock Monster becomes monstrous, target land becomes an Island in addition to its other types.

Shipbreaker Kraken

Creature — Kraken (6/6)

: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)
When Shipbreaker Kraken becomes monstrous, tap up to four target creatures. Those creatures don't untap during their controllers' untap steps for as long as you control Shipbreaker Kraken.

Hythonia the Cruel

Legendary Creature — Gorgon (4/6)

Deathtouch
: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When Hythonia the Cruel becomes monstrous, destroy all non-Gorgon creatures.

Keepsake Gorgon

Creature — Gorgon (2/5)

Deathtouch
: Monstrosity 1. (If this creature isn't monstrous, put a +1/+1 counter on it and it becomes monstrous.)
When Keepsake Gorgon becomes monstrous, destroy target non-Gorgon creature an opponent controls.

Nylea, God of the Hunt

Legendary Enchantment Creature — God (6/6)

Indestructible
As long as your devotion to green is less than five, Nylea isn't a creature. (Each in the mana costs of permanents you control counts toward your devotion to green.)
Other creatures you control have trample.
: Target creature gets +2/+2 until end of turn.

Polukranos, World Eater

Legendary Creature — Hydra (5/5)

: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)
When Polukranos, World Eater becomes monstrous, it deals X damage divided as you choose among any number of target creatures your opponents control. Each of those creatures deals damage equal to its power to Polukranos.

Stoneshock Giant

Creature — Giant (5/4)

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When Stoneshock Giant becomes monstrous, creatures without flying your opponents control can't block this turn.