At first glance, the baseline isn't the most exciting
Mondrak, Glory Dominus Token doublers in the command zone dont get better than Mondrak, Glory Dominus between its low cost and indestructible counter
"Flashback [cost]" means "You may cast this card from your graveyard 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." You must still follow any timing restrictions and permissions, including those based on the card's type
If your Extremely Slow Zombie faces an opponent's creature with no strike abilities, the opponent's creature will deal combat damage first (when most creatures deal combat damage)
Maybe I wasnt as burnt out on Marvel as I thought
Poisonous Toxic and poisonous are very similar mechanics that end with the same effect, but the function is slightly different