The value of cards on Arena is determined by their rarity on the client, meaning that one of the more powerful planeswalkers and mythics on Arena in Tezzeret, Cruel Captain, has an identical value to a card like Kylox's Voltstrider, another mythic that sees absolutely no play in any formats
Ansha via: Pokmon LEGENDS Z-A M Introduced in the Pokmon Legends: Z-A DLC Mega Dimension, Ansha is a 5-year-old girl who longs to meet the Rayquaza she glimpsed in the strange Hyperspace Lumiose. Alongside the Mythical Pokmon Hoopa, she helps the player characters by baking special donuts using Berries, which triggers Hoopas rings to open portals
I personally prefer to just play in unorganized pickup Commander games out in the free play tables with nothing at stake and just take enjoyment from the fun of the format and meeting new people
Casting Hydroid Krasis gets you to draw half as many cards as you put into the X cost, while also gaining half that much life
"It's a BGS 10 Charizard, first edition Charizard