Ephari, Great Uniter

+2: Put a 1/5 white Guardian Spirit token into play under your control with flying and "If able, this creature blocks any creature attacking Ephari.
-3: Choose double strike, vigilance or haste. All creatures you control gain that ability until end of turn.
-7: Untap all lands you control. Lands you control may tap for an additional mana of what it produces, or a color belonging to Ephari, Great Uniter.