(Cinder Isle isn't a spell.)
Cinder Isle enters the battlefield tapped unless you pay 2 life.
, : Tap target artifact with converted mana cost X or less.
: Add to your mana pool. Return Cinder Isle to its owner's hand.
, 
: Tap target artifact with converted mana cost X or less.: Add 
to your mana pool. Return Cinder Isle to its owner's hand.
