Primeval Titan

When this creature dies, you may search your library for up to three Forest cards, put them onto the battlefield tapped, then shuffle.

When this creature enters, you may search your library for a Forest card, put that card onto the battlefield, then shuffle.

This spell costs less to cast for each opponent you have.

Trample

When this creature enters, each player searches their library for up to two basic land cards, puts them onto the battlefield, then shuffles.

Trample

When this creature enters, you may search your library for up to three cards named Nesting Wurm, reveal them, put them into your hand, then shuffle.

Trample

Channel — , Discard this card: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Reach

Ulvenwald Hydra's power and toughness are each equal to the number of lands you control.

When this creature enters, you may search your library for a land card, put it onto the battlefield tapped, then shuffle.