REDU format ruling
D.D. Crow

Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)(Quick Effect): You can discard this card to the GY, then target 1 card in your opponent's GY; banish that target.
Rulings
- You can't discard this card to the GY if "Dimensional Fissure" is applying.
- If this card targets "Necro Gardna" during your turn, "Necro Gardna" can be chained to this effect.
- The Summon of "Machina Fortress" does not use the Chain. This card cannot be chained to it.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.