Furthermore, anytime they would change zones (meaning go to your hand, the graveyard, or into exile) you may return them to the Command Zone instead and cast them again later
Not only can you hold up countermagic to freeze the boardstate, but you can sink excess mana into scry effects, immediately increasing the power of your board rather than needing to first spend a turn drawing cards, then casting them and then eventually being able to attack
What other new cards are you excited for
The five lands from Legends that dont tap for mana grant bands with other Legends (see #58)
What set is God-Eternal Bontu from
We have dorks referring to a 1 mana card with pitiful stats but useful abilities, cheerios referring to 0 mana spells, but most importantly, bears, referring to a 2 mana 2/2