Advanced format ruling
Alien Telepath
Card effect (current official text)Once per turn, you can remove 1 A-Counter from an opponent's monster to destroy 1 Spell or Trap Card. (If a monster with an A-Counter battles an "Alien" monster, it loses 300 ATK and DEF for each A-Counter during damage calculation only.)
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.