Personal Incarnation

Rock Hydra

Creature — Hydra (0/0)

Rock Hydra enters the battlefield with X +1/+1 counters on it.
For each 1 damage that would be dealt to Rock Hydra, if it has a +1/+1 counter on it, remove a +1/+1 counter from it and prevent that 1 damage.
: Prevent the next 1 damage that would be dealt to Rock Hydra this turn.
: Put a +1/+1 counter on Rock Hydra. Activate only during your upkeep.

Sengir Vampire

Creature — Vampire (4/4)

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Clockwork Beast

Artifact Creature — Beast (0/4)

Clockwork Beast enters the battlefield with seven +1/+0 counters on it.
At end of combat, if Clockwork Beast attacked or blocked this combat, remove a +1/+0 counter from it.
, : Put up to X +1/+0 counters on Clockwork Beast. This ability can't cause the total number of +1/+0 counters on Clockwork Beast to be greater than seven. Activate only during your upkeep.

Mesa Pegasus

Creature — Pegasus (1/1)

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Force of Nature

Creature — Elemental (8/8)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay .

Gaea's Liege

Creature — Avatar (0/0)

As long as Gaea's Liege isn't attacking, its power and toughness are each equal to the number of Forests you control. As long as Gaea's Liege is attacking, its power and toughness are each equal to the number of Forests defending player controls.
: Target land becomes a Forest until Gaea's Liege leaves the battlefield.

Pirate Ship

Creature — Human Pirate (4/3)

Pirate Ship can't attack unless defending player controls an Island.
: Pirate Ship deals 1 damage to any target.
When you control no Islands, sacrifice Pirate Ship.

Cockatrice

Creature — Cockatrice (2/4)

Flying
Whenever Cockatrice blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Lord of the Pit

Creature — Demon (7/7)

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can't, Lord of the Pit deals 7 damage to you.

Nightmare

Creature — Nightmare Horse (0/0)

Flying (This creature can't be blocked except by creatures with flying or reach.)
Nightmare's power and toughness are each equal to the number of Swamps you control.

Sea Serpent

Creature — Serpent (5/5)

Sea Serpent can't attack unless defending player controls an Island.
When you control no Islands, sacrifice Sea Serpent.

Thicket Basilisk

Creature — Basilisk (2/4)

Whenever Thicket Basilisk blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Craw Wurm

Creature — Wurm (6/4)

Earth Elemental

Creature — Elemental (4/5)

Mahamoti Djinn

Creature — Djinn (5/6)

Flying (This creature can't be blocked except by creatures with flying or reach.)

Northern Paladin

Creature — Human Knight (3/3)

, : Destroy target black permanent.

Pearled Unicorn

Creature — Unicorn (2/2)

Shivan Dragon

Creature — Dragon (5/5)

Flying (This creature can't be blocked except by creatures with flying or reach.)
: Shivan Dragon gets +1/+0 until end of turn.

Two-Headed Giant of Foriys

Creature — Giant (4/4)

Trample
Two-Headed Giant of Foriys can block an additional creature each combat.

Nettling Imp

Creature — Imp (1/1)

: Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That creature attacks this turn if able. Destroy it at the beginning of the next end step if it didn't attack this turn. Activate only during an opponent's turn, before attackers are declared.