1996 mtg world champion card Price & Details — Celebration Cards Tom chanpheng 1996 world championship

The mana value of an artifact creature that was cast as a prototype is based on the prototype mana cost rather than the card's usual mana cost

Designer Notes: Target your own permanents and copy them for absurd value

You need to sacrifice some speed to get to the desired level, but youll be rewarded with multiple copies of all your wincon spells if you can control the game and survive

Mutate requires you to pay an alternate casting cost

I feel going to the yard would be preferable to going into the deck most of the time. Existing_Fish_6162, via r/MagicTCG Existing_Fish_6162 makes a great point here

Lastly, we have Rhystic Study