Masked Arab, Sitting Legend

Double strike, vigilance, hexproof
Kicker {4}
If Masked Arab, Sitting Legend was kicked, you may choose both options instead of just one.
When Masked Arab, Sitting Legend enters the battlefield you gain 50 life, draw cards until
you have seven and then
Choose one —
•Destroy all artifacts all opponent controls.
•Deal 3 damage to all creatures all opponents control.
{5}{w}, Masked Arab, Sitting Legend becomes Masked Arab, Lord of Chairs