REDU format ruling
Grasschopper

Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)This card is treated as a Normal Monster while face-up on the field or in the Graveyard. While this card is face-up on the field, you can Normal Summon it to have it be treated as an Effect Monster with this effect:
● This card can attack all monsters your opponent controls once each.
Rulings
- While "Grasschopper’s" effect is active, if "Grasschopper" attacks a monster and your opponent activates "Magic Cylinder" to negate the attack, "Grasschopper" can attack that same monster again.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.