Whenever a creature you control enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)
Return all creature cards from your graveyard to the battlefield. Each of them is a 1/1 Spirit with flying in addition to its other types. Exile Storm of Souls.
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.
Path of Ancestry enters tapped.: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Boss's Chauffeur enters with a number of +1/+1 counters on it equal to one plus the number of other creatures you control.Alliance — Whenever another creature you control enters, put a +1/+1 counter on Boss's Chauffeur.When Boss's Chauffeur dies, create a 1/1 green and white Citizen creature token for each +1/+1 counter on it.
When Coveted Jewel enters, draw three cards.: Add three mana of any one color.Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)Calamity of Cinders deals 6 damage to each untapped creature.
When Coiling Oracle enters, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.
When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.When this creature dies, you may draw a card.