Silent Sentinel | Creature | Archon | Flying
Whenever Silent Sentinel attacks, you may return target enchantment card from your graveyard to the battlefield. | Slawomir Maniak
Kraken of the Straits | Creature | Kraken | Creatures with power less than the number of Islands you control can't block Kraken of the Straits. | Richard Wright
Tromokratis | Legendary Creature | Kraken | Tromokratis has hexproof unless it's attacking or blocking.
Tromokratis can't be blocked unless all creatures defending player controls block it. (If any creature that player controls doesn't block this creature, it can't be blocked.) | Matt Stewart
Eater of Hope | Creature | Demon | Flying
{B}, Sacrifice another creature: Regenerate Eater of Hope.
{2}{B}, Sacrifice two other creatures: Destroy target creature. | Peter Mohrbacher
Marshmist Titan | Creature | Giant | This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) | Volkan Baǵa
Archetype of Endurance | Enchantment Creature | Boar | Creatures you control have hexproof.
Creatures your opponents control lose hexproof and can't have or gain hexproof. | Slawomir Maniak