This took a bit to get from $2 to $3 but what about stock levels
(Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
Ral, Monsoon Mage /Ral, Leyline Prodigy The spellslinging planeswalker commander Ral, Monsoon Mage is disguised as a coin flip commander, because the card wants to become Ral, Leyline Prodigy which does not care about coin flips
End of Store Championship Store Championship has concluded
Creature - Dragon Sideboard (CTRL to add secondary) Maybeboard Sarkhan, the Dragonspeaker +1: Until end of turn, Sarkhan becomes a legendary 4/4 red Dragon creature with flying, indestructible, and haste
Neither player shows their hand to the other