Leonin Outpost

Fortify {1}{w} ({1}{w}: Attach to target land you control. Fortify only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the land leaves.)
Mana produced by fortified land can only be spent to cast or activate abilities on white cards.
Fortified land has "{w}{w}{w}, {t}: Create a 2/2 white Cat Soldier creature token."