Flying, haste
Zurgo and Ojutai has hexproof as long as it entered this turn.
Whenever one or more Dragons you control deal combat damage to a player or battle, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. You may return one of those Dragons to its owner's hand.

All Sliver creatures have "This creature gets +1/+1 as long as you control a Swamp."
All Slivers have ": Regenerate this permanent." (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Creatures you control have flying.
Creatures your opponents control lose flying and can't have or gain flying.

: Add .
: Put a charge counter on this land.
, Remove a charge counter from this land: Add one mana of any color.

: Add one mana of any color.

When this creature enters, you may search your library for up to three cards named Howling Wolf, reveal them, put them into your hand, then shuffle.

: Add .
, Sacrifice this land: Search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle.
Cycling (, Discard this card: Draw a card.)

As this land enters, you may reveal an Island or Mountain card from your hand. If you don't, this land enters tapped.
: Add or .

This creature gets +2/+2 as long as you control a Dinosaur.
: Add one mana of any color.

Return all artifact and enchantment cards from all graveyards to the battlefield under their owners' control. (Auras with nothing to enchant remain in graveyards.)

Flash
When this creature enters, exile a card from a graveyard.
Whenever you play a land or cast a spell, if it shares a card type with the exiled card, create a 1/1 white Human creature token.

As Gollum enters, choose odd or even. (Zero is even.)
Whenever an opponent casts a spell with mana value of the chosen quality, choose one that hasn't been chosen —
• Put a +1/+1 counter on Gollum.
• Each opponent loses 2 life and you gain 2 life.
• Draw a card.

Vigilance, trample, haste
When this creature enters, other creatures you control get +2/+2 and gain vigilance and trample until end of turn.

: Add .

Reach (This creature can block creatures with flying.)
Whenever this creature blocks a creature with flying, this creature gets +3/+0 until end of turn.

: Add . Activate only if you control five or more lands.

( can be paid with either or .)
Trample
At the beginning of your end step, return to your hand all creature cards in your graveyard that were put there from the battlefield this turn.

Choose one or more —
• Destroy target artifact.
• Destroy target creature.
• Destroy target enchantment.
• Destroy target land.
• Destroy target planeswalker.

Enchant instant card in a graveyard
Whenever you cast a sorcery spell, copy the enchanted instant card. You may cast the copy without paying its mana cost. If you do, exile the enchanted card and attach this Aura to another instant card in a graveyard.

This land enters tapped.
When this land enters, exile target player's graveyard.
: Add .