Urza's Saga

{T}: Add {G} for each Elf on the battlefield.

As an additional cost to cast this spell, sacrifice a land. Destroy target land.

When an opponent casts a creature spell with flying, if Hidden Spider is an enchantment, Hidden Spider becomes a 3/5 Spider creature with reach. (I...

Destroy target nonartifact, nonblack creature. It can't be regenerated. Cycling {2} ({2}, Discard this card: Draw a card.)

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

{2}{B}, {T}: Exile up to three target cards from a single graveyard.

Enchant creature Enchanted creature gets -2/-0. When Despondency is put into a graveyard from the battlefield, return Despondency to its owner's hand.

Enchant creature Enchanted creature gets +1/+2. When Brilliant Halo is put into a graveyard from the battlefield, return Brilliant Halo to its owne...

When an opponent casts a spell, if Veil of Birds is an enchantment, Veil of Birds becomes a 1/1 Bird creature with flying.

Enchant creature Sacrifice a Forest: Regenerate enchanted creature. When Fortitude is put into a graveyard from the battlefield, return Fortitude t...

Enchant creature Enchanted creature can't be blocked.

Sacrifice Blood Vassal: Add {B}{B}.

Protection from red Cycling {2} ({2}, Discard this card: Draw a card.)

Trample

When an opponent casts a spell, if Veiled Serpent is an enchantment, Veiled Serpent becomes a 4/4 Serpent creature with "This creature can't attack...

Echo {4}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay ...

Whenever Cave Tiger becomes blocked by a creature, Cave Tiger gets +1/+1 until end of turn.

Heat Ray deals X damage to target creature.

Cycling {2} ({2}, Discard this card: Draw a card.)

Polluted Mire enters the battlefield tapped. {T}: Add {B}. Cycling {2} ({2}, Discard this card: Draw a card.)

Enchant creature Enchanted creature can't attack or block.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Enchant creature Whenever enchanted creature deals damage to a creature, destroy the other creature.