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Biorhythm First Printed: 2002-OCT Banned: As an eight-mana sorcery, Biorhythm can appear to deck builders as a fair and funny haymaker but the reality is that it usually results in a disappointing twist to the game, ignoring previous gameplay to wipe 100+ life off the board

And its name

Since Elf decks have plenty of ways to generate creatures and draw cards, you can reliably trigger Galadriels ability each turn with little trouble.

You'd be much better off just including another elf in your deck, or a crazy combo piece like Flourishing Defences

Featuring a charming illustration of Perdita and the Shift keyword, it lets you play her for cheap, which is great because you'll want to drop her fast