Yes, Mega Evolution cards are valuable due to collector demand, nostalgia from the XY era, and limited availability, with certain iconic Pokmon and Secret Rare versions commanding significantly higher prices
Ruby/Sapphire It turns out that banning Hiram wasnt going to stop Ruby/Sapphire, though the deck is looking a little different than what was dominating the meta before
Blighted Woodland Tap to add 1 colorless Tap, pay 3 generic, pay 1 green and sacrifice it to search your library for 2 basic land cards and put them on the battlefield tapped Escape Tunnel Tap and sacrifice it to search your library for a basic land and put it on the battlefield tapped Tap and sacrifice it to make target creature with power 2 or less unblockable this turn Evolving Wilds Tap and sacrifice it to search your library for a basic land and put it on the battlefield tapped Fabled Passage Tap and sacrifice it to search your library for a basic land and put it on the battlefield tapped
Gatta and Luzzu's ability will prevent the damage you would deal to Ballista, and you'll place two +1/+1 counters on it because of Hardened Scales
You can only evolve one Pokmon per turn (and it cant be in the same turn in which youve introduced it into play)