Breya, Etherium Shaper
{W}{U}{B}{R}
Legendary Artifact Creature -- Human
4/4
When ~this~ enters, create two 1/1 blue Thopter artifact creature tokens with flying.
{2}, Sacrifice two artifacts: Choose one --
* ~this~ deals 3 damage to target player or planeswalker.
* Target creature gets -4/-4 until end of turn.
* You gain 5 life.
Sai, Master Thopterist
{2}{U}
Legendary Creature -- Human Artificer
1/4
Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.
{1}{U}, Sacrifice two artifacts: Draw a card.