Soulbound Dragon

Flying, defender, lifelink, shroud
If each opponent controls 1 creature or less, or you control 5 or more other creatures, you may have Soulbound Dragon lose defender, shroud, and indestructible until your next turn.
At the beginning of each turn you may chose to not cast spells that turn, if you do Soulbound Dragon gains indestructible and you gain shroud until end of turn.