Sengir Vampire

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.

Afiya Grove

Afiya Grove enters with three +1/+1 counters on it.
At the beginning of your upkeep, move a +1/+1 counter from Afiya Grove onto target creature.
When Afiya Grove has no +1/+1 counters on it, sacrifice it.

Wild Elephant

Stalking Tiger

Stalking Tiger can't be blocked by more than one creature.

Waiting in the Weeds

Each player creates a 1/1 green Cat creature token for each untapped Forest they control.

Mtenda Lion

Whenever Mtenda Lion attacks, defending player may pay {U}. If that player does, prevent all combat damage that would be dealt by Mtenda Lion this turn.

Ravenous Vampire

Flying
At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on Ravenous Vampire. If you don't, tap Ravenous Vampire.

Hot Springs

Enchant land you control
Enchanted land has "{T}: Prevent the next 1 damage that would be dealt to any target this turn."

Crash of Rhinos

Forest

Baron Sengir

Flying
Whenever a creature dealt damage by Baron Sengir this turn dies, put a +2/+2 counter on Baron Sengir.
{T}: Regenerate another target Vampire.

Vampire Bats

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Vampire Bats gets +1/+0 until end of turn. Activate no more than twice each turn.

Elves of Deep Shadow

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

Grizzly Bears

Bounty of the Hunt

You may exile a green card from your hand rather than pay this spell's mana cost.
Distribute three +1/+1 counters among one, two, or three target creatures. For each +1/+1 counter you put on a creature this way, remove a +1/+1 counter from that creature at the beginning of the next cleanup step.

Torture

Enchant creature
{1}{B}: Put a -1/-1 counter on enchanted creature.

Krovikan Vampire

At the beginning of each end step, if a creature dealt damage by Krovikan Vampire this turn died, put that card onto the battlefield under your control. Sacrifice it when you lose control of Krovikan Vampire.

Birds of Paradise

Llanowar Elves

Gibbering Hyenas

Gibbering Hyenas can't block black creatures.

Swamp

Worldly Tutor

Search your library for a creature card, reveal it, then shuffle and put the card on top.