Golgari Rot Farm

When this creature enters, you may sacrifice another creature. When you do, this creature deals damage equal to that creature's power to any target. Embalm 5R (5R, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Manticore with no mana cost. Embalm only as a sorcery.)

Return target instant or sorcery card from your graveyard to your hand. Flashback 2R (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Trample Whenever this creature deals combat damage to a player, exile the top card of your library. Until end of turn, you may play that card. Madness 1R (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

As this creature enters or is turned face up, you may choose another creature on the battlefield. If you do, until this creature is turned face down, it becomes a copy of that creature, except it has "At the beginning of your upkeep, you may turn this creature face down." Morph 1U

Flash (You may cast this spell any time you could cast an instant.) Reach When this creature enters, creatures target player controls get +2/+2 until end of turn. Untap them.

Tahngarth can't be blocked by more than one creature. Whenever an opponent attacks with one or more creatures, if Tahngarth is tapped, you may have that opponent gain control of Tahngarth until end of combat. If you do, choose a player or planeswalker that opponent is attacking. Tahngarth is attacking that player or planeswalker.

When this creature enters and at the beginning of your upkeep, choose a player at random. That player exiles an instant or sorcery card from their graveyard. Copy that card. You may cast the copy without paying its mana cost.

Discard two cards: Create a 2/2 black Zombie creature token.