Zum, Whimsical Rift Wizard

When Zum, Whimsical Rift Wizard enters the
battlefield, and whenever a land enters the
battlefield under your control, roll a d20.
1 - 7 | You may have Zum, Whimsical Rift
Wizard deal 2 damage to any target.
8 - 15 | You may return target permanent
to its owner's hand.
16 - 20 | Put a 2/1 blue faerie creature token
with flying and that has "When this creature
becomes the target of a spell or ability, sacrifice
it" onto the battlefield.