Emrakul, the World Anew - [Borderless] Modern Horizons 3 (MH3) Blue you choose one of their

you choose one of their piles

Target player can't play lands this turn if {R} was spent to cast this spell and can't cast creature spells this turn if {W} was spent to cast this spell

"To comprehend the full answer requires years of temporal study

gold for life

"What's the worst that can happen

Emrakul, the World Anew - [Borderless] Modern Horizons 3 (MH3) Blue you choose one of theirWhen you cast this spell, gain control of all creatures target player controls. Flying, protection from spells and from permanents that were cast this turn When Emrakul, the World Anew leaves the battlefield, sacrifice all creatures you control. MadnessPay six {C}.