+Selvala (6)
Vigilance
Whenever you cast a creature spell, create a 1/1 red Mercenary creature token with ": Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."
: Choose a color. Add one mana of that color for each different power among creatures you control.
Parley — : Each player reveals the top card of their library. For each nonland card revealed this way, add and you gain 1 life. Then each player draws a card.
Whenever another creature enters the battlefield, its controller may draw a card if its power is greater than each other creature's power.
, : Add X mana in any combination of colors, where X is the greatest power among creatures you control.
Parley — Each player reveals the top card of their library. For each nonland card revealed this way, you create a 3/3 green Elephant creature token. Then each player draws a card.
Parley — When Selvala's Enforcer enters the battlefield, each player reveals the top card of their library. For each nonland card revealed this way, put a +1/+1 counter on Selvala's Enforcer. Then each player draws a card.
Council's dilemma — Starting with you, each player votes for wild or free. Reveal cards from the top of your library until you reveal a creature card for each wild vote. Put those creature cards onto the battlefield, then shuffle the rest into your library. You may put a permanent card from your hand onto the battlefield for each free vote.
Gatherer works better in the Companion app!
, 
: Add X mana in any combination of colors, where X is the greatest power among creatures you control.