Teferi's Imp

{2}{U}Creature — Imp1/1

Flying

Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

Whenever this creature phases out, discard a card.

Whenever this creature phases in, draw a card.

Flying. This creature can't be blocked except by creatures with flying or reach. · CR 702.9

There is no negative effect if you can’t discard when it phases out. You still get to draw a card when it phases in. (2004-10-04)

Cards like this

Functionally similar cards by meaning — playable in Teferi's Imp’s colours.