You can send 1 Spell/Trap from your hand or field to the GY; Special Summon 1 LIGHT Spellcaster Tuner from your Deck. If a Spell/Trap(s) is sent to your GY to activate a monster's effect, while this card is in your GY (except during the Damage Step): You can Special Summon this card. You can only use each effect of "Astellar of the White Forest" once per turn.
Printings
2025 Mega-Pack TinMP25-EN079Prismatic Secret Rare
Rarity Collection 5RA05-EN100Starlight Rare
Rarity Collection 5RA05-EN100Ultra Rare
The Infinite ForbiddenINFO-EN013Quarter Century Secret Rare
