Chalice of the Void enters with X charge counters on it.
Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void, counter that spell.

: Untap Retrofitter Foundry.
, : Create a 1/1 colorless Servo artifact creature token.
, , Sacrifice a Servo: Create a 1/1 colorless Thopter artifact creature token with flying.
, Sacrifice a Thopter: Create a 4/4 colorless Construct artifact creature token.

Target player mills ten cards.

Haste
Whenever Laelia, the Blade Reforged attacks, exile the top card of your library. You may play that card this turn.
Whenever one or more cards are put into exile from your library and/or your graveyard, put a +1/+1 counter on Laelia.

At the beginning of each upkeep, if you control no Snakes, create a 1/1 black Snake creature token with deathtouch.

All creatures get -1/-1.

( can be paid with either or 2 life.)
You may have Phyrexian Metamorph enter as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.