While there is no direct analog, Im confident that Black Lotus would be safe to print at four mana
If you want to get a rarity bump for it, then it wont be too difficult to get a copy later on down the line
If you got at least 1 heads, your opponent reveals their hand
Its unsurprising to see that this card managed to positively explode at auction
Finally, you can choose one of the following once per turn: if this card is special summoned, target one card your opponent controls and banish it, or when this card destroys an opponent's monster, you can make this card gain 1,500 attack
Until this card came out, BK was basically his deck that was a lead blow lead blow, and combined with the restrictions of the switch hitter, the tactics were relatively one-pattern