philosopher's stone yugioh card YuGiOh101: Review: Sabatiel Sabatiel - The Philosopher's Stone"

if its Colorless, it means that you can use any type of Energy to pay

This allows you to get exclusive pricing deals and the PSA magazine

Noble Heritage

Card Name Mana Cost Type Creature Bird Rarity Mythic Rare rules Text You may look at the top card of your library any time.You may play lands and cast Bird spells from the top of your library.If a land or Bird you control entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time

However two of them were stolen by the Ghouls

From there, theres some busted stuff you can do with cards like Mizzixs Mastery, but Im much more interested in using this card with Torrential Gearhulk