Temple of Harmony

{1}, {t}: Add {u}{u}{g}{g}.
When Temple of Harmony leaves the battlefield,
exile all permanents with threat counters on them.
Landfall - Whenever a land enters the battlefield
under your control, draw to cards and choose two:
Each player gains 3 life.
Each player draws a card.
Each player adds {3}.
Each player puts a threat counter on target
permanent of their choice.