REDU format ruling
Swing of Memories

Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)Target 1 Normal Monster in your GY; Special Summon it, but destroy it during the End Phase of this turn.
Rulings
- If the Normal Monster Special Summoned by "Swing of Memories" is flipped face-down, it will not be destroyed during the End Phase. Even if the Normal Monster is flipped face-up during the same turn, it will not be destroyed during the End Phase.
- If the Normal Monster Special Summoned by "Swing of Memories" is removed from play with "Interdimensional Matter Transporter", it will not be destroyed during the End Phase even after it is returned to the field.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.