Howltooth Key enters the battlefield tapped.
: Add or to your mana pool. Howltooth Key deals 2 damage to you.
: Howltooth Key becomes a 2/1 black and blue Rat creature until end of turn. It's still a land.
: Add 
or 
to your mana pool. Howltooth Key deals 2 damage to you.: Howltooth Key becomes a 2/1 black and blue Rat creature until end of turn. It's still a land.
