mtg final fantasy rikku (Starter) - Opus I that creature cant be blocked by creatures your opponents control RIKKU, RESOURCEFUL GUARDIAN (Extended Art)

They were likely juiced by the fact that as three-color generals, they delivered on en vogue trends during this time

Even though this lets you pay life, its mana production is the real star

You still have to add the casting cost onto the card as it's not a free effect, which is not dissimilar to how Regrowth works

Windborn Muse For just 1 additional mana, this Windborn Muse is a Ghostly Prison with wings

While it has showed up in Elementals decks in Modern, its now in Commander where it enjoys a home as a staple of Elementals decks

As prices rise and the theoretical loss increases, justifying opening a box for anything but entertainment value becomes incredibly difficult