Exile all graveyards.

Flying, trample
Whenever Ureni enters or attacks, look at the top eight cards of your library. You may put a Dragon creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Each nonland card in your hand without foretell has foretell. Its foretell cost is equal to its mana cost reduced by . (During your turn, you may pay and exile it from your hand face down. Cast it on a later turn for its foretell cost.)
Whenever you cast your second spell each turn, goad target creature an opponent controls.

: Add .
: Add . Activate only if you control a Plains or a Swamp.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to that card's mana value.

Flying
Sacrifice a creature: This creature gets +2/+1 until end of turn.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Players don't lose unspent mana as steps and phases end.

Whenever a player casts a creature spell, each player returns all cards with the same name as that spell from their graveyard to the battlefield.

Flying
You can't lose the game and your opponents can't win the game.

( can be paid with any two mana or with . This card's mana value is 10.)
Other Scarecrow creatures you control get +1/+1.
Whenever another Scarecrow you control enters, destroy target permanent.

Dominate Monster — When this creature enters, gain control of target creature for as long as you control this creature.

Whenever a creature attacks you or a planeswalker you control, that creature's controller mills two cards.

Haste
Reckless One's power and toughness are each equal to the number of Goblins on the battlefield.

Flash
When this creature enters, return a green or white creature you control to its owner's hand.

Flying, ward
Whenever another nontoken Dragon you control enters, create a token that's a copy of it, except the token isn't legendary.

Trample
Whenever this creature enters or attacks, you may search your library for up to two land cards, put them onto the battlefield tapped, then shuffle.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

(: Add .)