{1}, {T}, Sacrifice this artifact: Create a tapped colorless token at random with the listed name and ability.
• Banana with "{T}, Sacrifice this token: Add {R} or {G}. You gain 2 life."
• Shell with "{T}, Sacrifice this token: It deals 2 damage to any target."
• Star with "{T}, Sacrifice this token: Target creature gains deathtouch and indestructible until end of turn."
• Best Shell with "{T}, Sacrifice this token: Destroy target creature with the greatest power."