Will of the Sultai 49 (Commander: Tarkir: Dragonstorm)

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Target player mills three cards. Return all land cards from your graveyard to the battlefield tapped. • Put X +1/+1 counters on target creature, where X is the number of lands you control. It gains trample until end of turn.