Epic Experiment 216 (Commander 2021)

Exile the top X cards of your library. You may cast instant and sorcery spells with mana value X or less from among them without paying their mana costs. Then put all cards exiled this way that weren't cast into your graveyard.

NM - $2.20
LP - $1.80
MP - $1.40
HP - $1.00
DMG - $0.60