If a Monster Card is face-up in your Spell & Trap Zone: You can declare Level 4 or 8; Special Summon 1 "Centur-Ion Token" (Pyro/DARK/ATK 0/DEF 0) with the declared Level, but it cannot be used as Fusion or Link Material.
During your Main Phase: You can banish this card from your GY; send 1 "Centur-Ion" card from your Deck to the GY, except "Wake Up Centur-Ion!".
You can only use each effect of "Wake Up Centur-Ion!" once per turn.