Food Cards This is a group of cards, tied by two important card types, namely Artifact and Food
their name becomes "Cosplaying Knight Warrior", they become Warrior monsters, change them to Defense Position, otherwise if its a Link Monster change its ATK to 0, also Special Summon this card as a Normal Monster (Warrior/EARTH/Level 5/ATK 2000/DEF 2000) (this card is also still a Trap), then, if your added a card from their Main Deck to their hand you can Special Summon 1 "Cosplayer Token" (Warrior/Tuner/EARTH/Level 3/ATK 0/DEF 0)
Spells For control decks, most of your cards will be spells
For comparison, Proxy on the left, real on the right and couple of other proxies below
Legendary Artifact Sorin, Grim Nemesis +1: Reveal the top card of your library and put that card into your hand
Once a Room is on the battlefield, you can unlock a locked half as a sorcery by paying the locked half's mana cost