You can only use the (1)st effect of this card’s name each once per turn
(1) During your Main Phase: You can place 1 monster from your hand face-up in your Spell & Trap Zone as a Continuous Spell, then you can place 1 “Millennium” monster or 1 “Sengenjin” from your Deck face-up in your Spell & Trap Zone as a Continuous Spell.
(2) If a face-up “Millennium” monster(s) and/or “Sengenjin” you control is destroyed by battle or effect, you can place it face-up in your Spell & Trap Zone as a Continuous Spell instead of sending it to the GY.