Stronghold contains 143 cards.
It is part of Tempest block.
Released: 1998-03-02
Base set size: 143 cards.
Cloud Spirit

Cloud Spirit {2}{U}

Creature - Spirit
Cloud Spirit can block only creatures with flying.
Clouds are the soil, dreams are the crop.
—Kor saying

Contempt {1}{U}

Enchantment - Aura
Enchant creature
When enchanted creature attacks, return it and Contempt to their owners' hands at end of combat.
"Predictable little man. In all these years you taught me so much yet learned so little."
—Volrath, to Starke
Dream Halls

Dream Halls {3}{U}{U}

Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.
Within without.
Dream Prowler

Dream Prowler {2}{U}{U}

Creature - Illusion
Dream Prowler can't be blocked as long as it's attacking alone.
"To think that some find sleep a restful state."

Evacuation {3}{U}{U}

Return all creatures to their owners' hands.
The first step of every exodus is from the blood and the fire onto the trail.
Gliding Licid

Gliding Licid {2}{U}

Creature - Licid
{U}, {T}: Gliding Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {U} to end this effect.
Enchanted creature has flying.
Hammerhead Shark

Hammerhead Shark {1}{U}

Creature - Shark
Hammerhead Shark can't attack unless defending player controls an Island.
Cross the eyes of a hammerhead and you'll dot its teeth.

Hesitation {1}{U}

When a player casts a spell, sacrifice Hesitation and counter that spell.
Gerrard hesitated, looking up at the enemy ship. The future hesitated with him, changed forever by the pause.
Intruder Alarm

Intruder Alarm {2}{U}

Creatures don't untap during their controllers' untap steps.
Whenever a creature enters the battlefield, untap all creatures.
Mirri was startled by Volrath's apparition—it had no scent.

Leap {U}

Target creature gains flying until end of turn.
Draw a card.
Mirri leapt quickly and silently. The guard died likewise.
Mana Leak

Mana Leak {1}{U}

Counter target spell unless its controller pays {3}.
"The fatal flaw in every plan is the assumption that you know more than your enemy."
Mask of the Mimic

Mask of the Mimic {U}

As an additional cost to cast this spell, sacrifice a creature.
Search your library for a card with the same name as target nontoken creature, put that card onto the battlefield, then shuffle.
Mind Games

Mind Games {U}

Buyback {2}{U}
Tap target artifact, creature, or land.

Ransack {3}{U}

Look at the top five cards of target player's library. Put any number of them on the bottom of that library in any order and the rest on top of the library in any order.

Rebound {1}{U}

Change the target of target spell that targets only a player. The new target must be a player.
Insult, like an arrow, is beyond control once loosed.
Reins of Power

Reins of Power {2}{U}{U}

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

Sift {3}{U}

Draw three cards, then discard a card.
"Twice I have let the Legacy slip away. Never again."
—Karn, silver golem
Silver Wyvern

Silver Wyvern {3}{U}{U}

Creature - Drake
{U}: Change the target of target spell or ability that targets only Silver Wyvern. The new target must be a creature.
Spindrift Drake

Spindrift Drake {U}

Creature - Drake
At the beginning of your upkeep, sacrifice Spindrift Drake unless you pay {U}.
Sea brine for blood, washing foam for laughter.
Thalakos Deceiver

Thalakos Deceiver {3}{U}

Creature - Thalakos Wizard
Whenever Thalakos Deceiver attacks and isn't blocked, you may sacrifice it. If you do, gain control of target creature.
Tidal Surge

Tidal Surge {1}{U}

Tap up to three target creatures without flying.
"It is nature that gives us our boundaries and nature that enforces them."
—Eladamri, Lord of Leaves
Tidal Warrior

Tidal Warrior {U}

Creature - Merfolk Warrior
{T}: Target land becomes an Island until end of turn.
The tide of battle favors those who can swim.
Volrath's Shapeshifter

Volrath's Shapeshifter {1}{U}{U}

Creature - Phyrexian Shapeshifter
As long as the top card of your graveyard is a creature card, Volrath's Shapeshifter has the full text of that card and has the text "{2}: Discard a card."
{2}: Discard a card.
Walking Dream

Walking Dream {3}{U}

Creature - Illusion
Walking Dream can't be blocked.
Walking Dream doesn't untap during your untap step if an opponent controls two or more creatures.
Dreams, by definition, live shorter lives than those who dream them.
Wall of Tears

Wall of Tears {1}{U}

Creature - Wall
Whenever Wall of Tears blocks a creature, return that creature to its owner's hand at end of combat.
"Many have been lost to pity."
—Karn, silver golem