Add to this the fact that as a Magic player you will play with different decks, in different formats, against different opponents, and you will never ever face the same mulligan decision twice
Worse case scenario, voiding the "legend rule" paves the way to silly shenanigans
[/spoiler] [/spoiler] [spoiler='Extra Deck Monsters'] Tiger King and Horse Prince were already talked about, but there are several other Fire Fist monsters you can throw into your Extra Deck
Fake: Year printed as 2016, and the rarity marker is single-color only
its got a Bite Down attached to it, gives reach and ward 2, and has an incredibly cheap equip cost
Honestly though, it can often be better to treat Consecrated Sphinx as more of an enchantment as the card draw it provides far outvalues the added risk of removal in going to combat with this creature