Instant Neo Space

Equip Spell

Equip only to a Fusion Monster that lists "Elemental HERO Neos" as material. It does not have to activate its effect during the End Phase to shuffle itself into the Extra Deck. If the equipped monster leaves the field: You can Special Summon 1 "Elemental HERO Neos" from your hand, Deck, or GY.

Rulings – Yugipedia

Printings:

Phantom Darkness: PTDN-EN048 (Common) - 2008-02-13
Legendary Collection 2: The Duel Academy Years Mega Pack: LCGX-EN102 (Common) - 2011-10-04
OTS Tournament Pack 9: OP09-EN020 (Common) - 2018-12-06
OTS Tournament Pack 9 (POR): OP09-PT020 (Common) - 2018-12-06

Prices:

Cardmarket: 0.14 €
TCGplayer: $ 0.12