Underfoot Abomination

Plainswalk, swampwalk, mountainwalk, forestwalk, devoid
Landfall — Whenever a land you control enters, exile Underfoot Abomination.
{p/g}{p/g}{p/g}: Return Underfoot Abomination from exile
to your battlefield. If you paid life to activate this ability, you may choose to have it enter tapped and attacking. This will trigger a bonus combat phase in which only Underfoot Abomination may attack.