mtg the secret lair card Commander Deck: Everyone's Invited : Toys & Games search your library for a Forest card Secret Lair Drop - Showcase:

Expressive Iteration Two-mana draw-2 with selection

Casting Cost: Card Text: Ninjutsu (, Return an unblocked attacker you control to hand: put this card onto the battlefield from your hand tapped and attacking.) When Yuffie enters, gain control of target noncreature artifact for as long as you control Yuffie

The Soul Stone is found in Spider-Man and provides black mana

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Convoke doesn't change a spell's mana cost or mana value