(8/25/2017) If a copied creature is legendary, any triggered abilities it has will trigger if appropriate before the "legend rule" causes one of those legendary creatures to be put into its owner's graveyard
The Commander decks mentioned above, of course, can only be played in Commander, although they do contain cards which you can use to build your own deck for other formats
Design every aspect of your card including monster type, attributes, levels, effects, attack/defense stats, and choose from all card types and rarities
TCG [edit] TCG Core Boosters contain 9 cards per pack
If there are any inconsistencies or errors, please let me know and I will duly make the changes