Gamer, Chair

Eminence - As long as Gamer, Chair is in the
command zone or on the battlefield, other spells
with chairs in their art you cast cost {1} less to cast.
Whenever a card with a chair in the art enters the battlefield under your control, cover the artist's
name, target opponent must guess the artist, if
they guess wrong you draw a card.
"Finally I have a commander for five color chairs!"