Veiled Serpent - Urza's Saga - 110

Enchantment

Mana Cost: {2}{U}

When an opponent casts a spell, if this permanent is an enchantment, it becomes a 4/4 Serpent creature with "This creature can't attack unless defending player controls an Island."
Cycling {2} ({2}, Discard this card: Draw a card.)

Common · Urza's Saga · #110 (USG)

Illustrated by Bob Eggleton