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.
{T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.
![Bolas's Citadel [Love Your LGS 2021]](http://tothetablebgc.myshopify.com/cdn/shop/files/1e6e80ec-68a4-4cfb-a712-2ea0d26dc6a1_6d7fb0ea-8c7c-474f-a84c-f624164c5349.png?v=1776409071&width=1445)
