Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains.
: Add or to your mana pool.

Target player puts the top two cards of his or her library into his or her graveyard.
Draw a card.

Hexproof
Whenever Geist of Saint Traft attacks, put a 4/4 white Angel creature token with flying onto the battlefield tapped and attacking. Exile that token at the end of combat.

Flash
Flying
When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.

Flash
When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.
: Add or to your mana pool.

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, Hallowed Fountain enters the battlefield tapped.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.
: Add or to your mana pool.

As Steam Vents enters the battlefield, you may pay 2 life. If you don't, Steam Vents enters the battlefield tapped.

Flying
Haste
When Thundermaw Hellkite enters the battlefield, it deals 1 damage to each creature with flying your opponents control. Tap those creatures.

Searing Spear deals 3 damage to target creature or player.

Choose one - Creatures you control gain lifelink until end of turn ; or draw a card ; or put target attacking or blocking creature on top of its owner's library.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Equipped creature has first strike and gets +X/+0 where X is the number of instant and sorcery cards in your graveyard.
Equip

Draw two cards, then discard a card at random.
Flashback

Counter target creature spell.

Pillar of Flame deals 2 damage to target creature or player. If a creature dealt damage this way would die this turn, exile it instead.

Return target creature to its owner's hand.

: Add to your mana pool.
, , Exile a creature card from your graveyard : put 1/1 white Spirit creature token with flying onto the battlefield.

You may have Clone enter the battlefield as a copy of any creature on the battlefield.

When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.
When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

Counter target instant spell.

Flying
When Dungeon Geists enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Dungeon Geists.

Counter target noncreature spell.

Haste
When Zealous Conscripts enters the battlefield, untap target permanent and gain control of it until end of turn. It gains haste until end of turn.