REDU format ruling
Return Zombie

Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)During your Standby Phase: You can pay 500 Life Points; add this card from your Graveyard to your hand. You must have no cards in your hand to activate and to resolve this effect.
Rulings
- The effect of "Return Zombie" is an Ignition Effect. Paying 500 Life Points is a cost to activate the effect of "Return Zombie".
- "Return Zombie’s" effect begins a Chain. It is possible to activate "Disappear" in chain to remove "Return Zombie" from play.
- If you use the effect of "Return Zombie" during your Standby Phase, and then during that same Standby Phase it is sent to your GY, you can activate "Return Zombie’s" effect to return it to your hand again during the same Standby Phase. "Return Zombie’s" effect can be used multiple times during the same Standby Phase.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.