Kvido, the Immovable

Kvido, the Immovable's power and toughness are
each equal to the number of lands you control.
When Kvido, the Immovable enters the battlefield, search your library for
up to two basic land cards, put them onto the battlefield, then shuffle your library.
{1}{g}: Kvido, the Immovable gains trample
until end of turn.
{1}{r}: Kvido, the Immovable gains double strike
until end of turn.