Most played cards in Rafiq of the Many:

3 Decks
Eternal Witness
3 copies - 1 average
Mother of Runes
3 copies - 1 average
Bloom Tender
3 copies - 1 average
Linvala, Keeper of Silence
3 copies - 1 average
Sublime Archangel
3 copies - 1 average
Voice of Resurgence
3 copies - 1 average
Knight of the Reliquary
3 copies - 1 average
Mirran Crusader
3 copies - 1 average
Llanowar Elves
3 copies - 1 average
Snapcaster Mage
3 copies - 1 average
Stoneforge Mystic
3 copies - 1 average
Avacyn's Pilgrim
3 copies - 1 average
Edric, Spymaster of Trest
3 copies - 1 average
Gilded Drake
3 copies - 1 average
Dauntless Escort
3 copies - 1 average
True-Name Nemesis
3 copies - 1 average
Elvish Mystic
3 copies - 1 average
Glen Elendra Archmage
3 copies - 1 average
Council's Judgment
3 copies - 1 average
Lightning Greaves
3 copies - 1 average