Im evaluating these cards from two angles: Commander and Limited
As the replicate triggered ability resolves, you'll copy Shattering Spree for each time you paid its replicate cost, even if the original spell is no longer on the stack at that time (perhaps because it was countered)
On his own, he is a blue and black Dragon that costs six mana and enters with three power and five toughness in addition to the Deathtouch ability, which lets him kill any creature he damages
The graveyard becomes an extension of the hand
Then exile it.) Number 150 Language English Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (6/6/2025) "Flashback [cost]" means "You may cast this card from your graveyard if the resulting spell is an instant or sorcery spell by paying [cost] rather than paying its mana cost" and "If the flashback cost was paid, exile this card instead of putting it anywhere else any time it would leave the stack." (6/6/2025) You must still follow any timing restrictions and permissions, including those based on the card's type