Vodalian War Machine

Creature - Wall 0/4, 1UU (3)
Defender (This creature can't attack.)

Tap an untapped Merfolk you control: Vodalian War Machine can attack this turn as though it didn't have defender.

Tap an untapped Merfolk you control: Vodalian War Machine gets +2/+1 until end of turn.

When Vodalian War Machine is put into a graveyard from the battlefield, destroy all Merfolk tapped this turn to pay for its abilities.¹
Illus. Amy Weber

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: The Merfolk are tapped during announcement and as a cost. The ability can't be announced if the Merfolk are not in an untapped state.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard, MTGO Classic
Printings (1/1)	Fallen Empires (Rare (U1))