Hikari, Twilight Guardian

Legendary Creature - Spirit 4/4, 3WW (5)
Flying
Whenever you cast a Spirit or Arcane spell, you may exile Hikari, Twilight Guardian. If you do, return it to the battlefield under its owner's control at the beginning of the next end step.¹
Illus. Glen Angus

Gatherer Card Rulings [Nov 2009]

• 12/1/2004: You may choose not to exile Hikari.
• 12/1/2004: If you exile Hikari, it leaves the battlefield before the spell that triggered it resolves its ability, so it will be unaffected by that spell.

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/8)	Champions of Kamigawa (Rare)