When this creature dies, scry 1 and create a Treasure token. (To scry 1, look at the top card of your library. You may put that card on the bottom. A Treasure token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

When this creature dies, create a 1/1 black and green Insect creature token with flying.

When this creature dies, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Whenever you sacrifice another permanent, put a +1/+1 counter on this creature.

When this creature enters, create a 1/1 black Rat creature token with "This token can't block." Whenever another creature you control dies, put a +1/+1 counter on this creature.

When this artifact enters, target creature an opponent controls gets -2/-2 until end of turn. {2}{B}, {T}, Sacrifice this artifact: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

When this artifact enters or is put into a graveyard from the battlefield, you draw a card and you lose 1 life.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")

As an additional cost to cast this spell, pay {4} or sacrifice an artifact or creature. Destroy target creature or planeswalker.

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}. Exile target creature or planeswalker.

({T}: Add {B}.)