Joseph, Interactioneer

Joseph gets +1/+1 for each artifact you control.
Each card in your hand has Transmute {1}{x},
where {x} is equal to that card's mana value.

{1}, Sacrifice a permanent with mana value X:
Choose one —
• Investigate X plus 1 times.
• Target creature gets -X/-X.
• Return target card with mana value X or less
from your graveyard to your hand.
• Gain X life.