Players will more than likely have to lie to each other in order to achieve their secret goal
Despite that effect for just 1 mana wouldnt be too strong already, the card cantrips as well by replacing itself making the player not even lose a resource of it With a resolved Veil of Summer you successfully crushed your opponent by letting him play a card, countering the effect and drawing a card of it just for a single green mana which overall feels just wrong from any perspective youre looking at it
Cards like Windfall make everyone discard and draw cards, and youll make 1/1 tokens, so cards like Impact Tremors and Cavalcade of Calamity can win fast
If enchanted graveyard would leave the battlefield, instead exile this Aura
I'd advise you fix them, so they aren't broken
Oranguru has the following attacks: Primates Trap - 0 damageDuring your opponent's next turn, attacks used by the Defending Pomon cost 1 more and its Retreat Cost is 1 more