yugioh reverse uno card Rainbow Card' Poster, picture, metal print, paint by Supartini Partini our sleeves offer both style and durability. Reverse of Reverse - Yugipedia

Based on that, you should start adding cards

Hisuian Trainer Enamorus V (Dark Phantasma [S10a] 088/071) (PSA 10 Price: ~US$59) Trainer: Cogita Trainer: Cogita Enamorus V CSR[S10a 088/071](Enhanced ExpansionDark Phantasma) In Gen 8 spin-off video game Pokmon Legends: Arceus, Cogita befriended and traveled across the Hisui region with Enamorus, the fourth of the Legendary forces of nature

You can play this card only if you have 4 or fewer other cards in your hand

These are often called "gold cards." They are full-art cards with a distinct gold foil treatment covering the card's border and accents

What the ciphered card offers is the spell cast trigger