La saga d'Urza

When an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 5/5 Angel creature with flying and vigilance.

This creature can't attack unless a creature with greater power also attacks. This creature can't block unless a creature with greater power also b...

At the beginning of each player's upkeep, return to its owner's hand each creature that player controls with power greater than the number of cards...

{U}: Untap this creature. {U}: This creature gains flying until end of turn. {U}: This creature gains shroud until end of turn. (It can't be the ta...

{X}, {T}: Tap X target lands.

At the beginning of your upkeep, you may put a verse counter on this enchantment. {G}, Sacrifice this enchantment: Create X 3/3 green Beast creatur...

When a spell or ability an opponent controls causes you to discard this card, create four 1/1 colorless Gnome artifact creature tokens. {4}, {T}: C...

Pay half your life, rounded up: This enchantment becomes a 4/4 Phyrexian Horror creature with flying.

At the beginning of your upkeep, you may put a petal counter on this artifact. {T}, Sacrifice this artifact: Add X mana of any one color, where X i...

Flying Echo {2}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unles...

Whenever a creature dies, if another creature is on the battlefield, return the first card to the battlefield under its owner's control at the begi...

Whenever Karn blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power ...

{T}: Destroy target creature with power 4 or greater.

At the beginning of your upkeep, if you have a card in hand, return this creature to its owner's hand.

Exile Ill-Gotten Gains. Each player discards their hand, then returns up to three cards from their graveyard to their hand.

Whenever an opponent plays a land, if this permanent is an enchantment, it becomes a 3/2 Elk Beast creature. Whenever you play a land, if this perm...

When an opponent controls a creature with power 4 or greater, if this permanent is an enchantment, it becomes a 4/4 Beast creature.

When an opponent plays a nonbasic land, if this permanent is an enchantment, it becomes a 3/3 Beast creature.

Flying, vigilance Echo {2}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifi...

At the beginning of each player's upkeep, if that player controls more lands than each other player, the player creates a 1/1 green Saproling creat...

Sacrifice a creature: Draw cards equal to the sacrificed creature's power, then discard three cards.

When this creature enters, untap up to seven lands.

At the beginning of your draw step, draw an additional card. At the beginning of your end step, discard your hand.

Creatures you control get +1/+1.