
Legendary Artifact
You may look at the top card of your library any time.
You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.
, Sacrifice ten nonland permanents: Each opponent loses 10 life.

Pairs as a life-payment payoff and alternate win condition with top-deck casting.

Manipulates the top card to optimize what you cast off the Citadel.

Sets up the top of library for a guaranteed free cast.

Top-of-library card advantage engine that synergizes with paying life.

Also lets you play/cast spells from the top of your library.

Black life-for-cards engine that fuels life-payment strategies.

Cast-from-top synergy alongside spell-slinging value engines.

Trades life for card advantage, complementing life-as-resource strategy.