"The floor of the sea is paved with the shattered remnants of vessels that navigated its surface unwelcomed."
—Thassa, god of the sea

The List

Tidal Wave

Create a 5/5 blue Wall creature token with defender. Sacrifice it at the beginning of the next end step.

Put a 5/5 blue Wall creature token with defender onto the battlefield. Sacrifice it at the beginning of the next end step.

When mountains ride the sea, waves live upon the fields.

Put a Wave token into play. Treat this token as a 5/5 blue creature that counts as a Wall. Bury the token at end of any turn.