Ojutai, Soul of Winter | Legendary Creature | Dragon | Flying, vigilance
Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its controller's next untap step. | Chase Stone
Silumgar, the Drifting Death | Legendary Creature | Dragon | Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn. | Steven Belledin