Sylvari, Gaietus Exemplar

Elemental creatures you control get +2/+2 for each basic land type among lands you control.
Landfall - Whenever a land enters the battlefield under your control, create a 2/2 green Elemental creature token.
{w}{r}{g}: Target land you control becomes a 2/2 Elemental creature with haste. It is still a land.