Molten Psyche
Sorcery
Each player shuffles the cards from their hand into their library, then draws that many cards.
Metalcraft — If you control three or more artifacts, Molten Psyche deals damage to each opponent equal to the number of cards that player has drawn this turn.
Illustrated by
Scars of Mirrodin#98RareEnglishLegality
Rulings
Jan 1, 2011
If a player doesn’t have any cards in their hand, the player will still shuffle their library.
Jan 1, 2011
The metalcraft effect counts all cards each opponent drew for any reason during that turn, not just the cards those opponents drew due to Molten Psyche’s first effect.